15557651109

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{4243}}^1$

素因数の和:4328

約数の個数: 144

約数和(自身を含む): 31230000256

約数和(自身を除く): 15672349147

約数列:

[1, 3, 7, 9, 11, 13, 21, 33, 37, 39, 63, 77, 91, 99, 111, 117, 121, 143, 231, 259, 273, 333, 363, 407, 429, 481, 693, 777, 819, 847, 1001, 1089, 1221, 1287, 1443, 1573, 2331, 2541, 2849, 3003, 3367, 3663, 4243, 4329, 4477, 4719, 5291, 7623, 8547, 9009, 10101, 11011, 12729, 13431, 14157, 15873, 25641, 29701, 30303, 31339, 33033, 37037, 38187, 40293, 46673, 47619, 55159, 58201, 89103, 94017, 99099, 111111, 140019, 156991, 165477, 174603, 267309, 282051, 326711, 333333, 386113, 407407, 420057, 470973, 496431, 513403, 523809, 606749, 980133, 1098937, 1158339, 1222221, 1412919, 1540209, 1726901, 1820247, 2040883, 2940399, 3296811, 3475017, 3593821, 3666663, 4247243, 4620627, 5180703, 5460741, 6122649, 6674239, 9890433, 10781463, 12088307, 12741729, 14286181, 15542109, 18367947, 18995911, 20022717, 22449713, 32344389, 36264921, 38225187, 42858543, 46719673, 56987733, 60068151, 67349139, 108794763, 128575629, 132971377, 140159019, 157147991, 170963199, 202047417, 246946843, 398914131, 420477057, 471443973, 740840529, 1196742393, 1414331919, 1728627901, 2222521587, 5185883703, 15557651109]

約数ペア:

[(1, 15557651109), (3, 5185883703), (7, 2222521587), (9, 1728627901), (11, 1414331919), (13, 1196742393), (21, 740840529), (33, 471443973), (37, 420477057), (39, 398914131), (63, 246946843), (77, 202047417), (91, 170963199), (99, 157147991), (111, 140159019), (117, 132971377), (121, 128575629), (143, 108794763), (231, 67349139), (259, 60068151), (273, 56987733), (333, 46719673), (363, 42858543), (407, 38225187), (429, 36264921), (481, 32344389), (693, 22449713), (777, 20022717), (819, 18995911), (847, 18367947), (1001, 15542109), (1089, 14286181), (1221, 12741729), (1287, 12088307), (1443, 10781463), (1573, 9890433), (2331, 6674239), (2541, 6122649), (2849, 5460741), (3003, 5180703), (3367, 4620627), (3663, 4247243), (4243, 3666663), (4329, 3593821), (4477, 3475017), (4719, 3296811), (5291, 2940399), (7623, 2040883), (8547, 1820247), (9009, 1726901), (10101, 1540209), (11011, 1412919), (12729, 1222221), (13431, 1158339), (14157, 1098937), (15873, 980133), (25641, 606749), (29701, 523809), (30303, 513403), (31339, 496431), (33033, 470973), (37037, 420057), (38187, 407407), (40293, 386113), (46673, 333333), (47619, 326711), (55159, 282051), (58201, 267309), (89103, 174603), (94017, 165477), (99099, 156991), (111111, 140019)]