28642068

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1249}}^1$

素因数の和:1286

約数の個数: 108

約数和(自身を含む): 90772500

約数和(自身を除く): 62130432

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 49, 52, 63, 78, 84, 91, 98, 117, 126, 147, 156, 182, 196, 234, 252, 273, 294, 364, 441, 468, 546, 588, 637, 819, 882, 1092, 1249, 1274, 1638, 1764, 1911, 2498, 2548, 3276, 3747, 3822, 4996, 5733, 7494, 7644, 8743, 11241, 11466, 14988, 16237, 17486, 22482, 22932, 26229, 32474, 34972, 44964, 48711, 52458, 61201, 64948, 78687, 97422, 104916, 113659, 122402, 146133, 157374, 183603, 194844, 227318, 244804, 292266, 314748, 340977, 367206, 454636, 550809, 584532, 681954, 734412, 795613, 1022931, 1101618, 1363908, 1591226, 2045862, 2203236, 2386839, 3182452, 4091724, 4773678, 7160517, 9547356, 14321034, 28642068]

約数ペア:

[(1, 28642068), (2, 14321034), (3, 9547356), (4, 7160517), (6, 4773678), (7, 4091724), (9, 3182452), (12, 2386839), (13, 2203236), (14, 2045862), (18, 1591226), (21, 1363908), (26, 1101618), (28, 1022931), (36, 795613), (39, 734412), (42, 681954), (49, 584532), (52, 550809), (63, 454636), (78, 367206), (84, 340977), (91, 314748), (98, 292266), (117, 244804), (126, 227318), (147, 194844), (156, 183603), (182, 157374), (196, 146133), (234, 122402), (252, 113659), (273, 104916), (294, 97422), (364, 78687), (441, 64948), (468, 61201), (546, 52458), (588, 48711), (637, 44964), (819, 34972), (882, 32474), (1092, 26229), (1249, 22932), (1274, 22482), (1638, 17486), (1764, 16237), (1911, 14988), (2498, 11466), (2548, 11241), (3276, 8743), (3747, 7644), (3822, 7494), (4996, 5733)]