1552871691

素因数分解:

$3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{769}}^1$

素因数の和:1049

約数の個数: 72

約数和(自身を含む): 2761558800

約数和(自身を除く): 1208687109

約数列:

[1, 3, 7, 9, 19, 21, 49, 57, 63, 133, 147, 171, 241, 399, 441, 723, 769, 931, 1197, 1687, 2169, 2307, 2793, 4579, 5061, 5383, 6921, 8379, 11809, 13737, 14611, 15183, 16149, 32053, 35427, 37681, 41211, 43833, 48447, 96159, 102277, 106281, 113043, 131499, 185329, 224371, 288477, 306831, 339129, 555987, 673113, 715939, 920493, 1297303, 1667961, 2019339, 2147817, 3521251, 3891909, 6443451, 9081121, 10563753, 11675727, 24648757, 27243363, 31691259, 73946271, 81730089, 172541299, 221838813, 517623897, 1552871691]

約数ペア:

[(1, 1552871691), (3, 517623897), (7, 221838813), (9, 172541299), (19, 81730089), (21, 73946271), (49, 31691259), (57, 27243363), (63, 24648757), (133, 11675727), (147, 10563753), (171, 9081121), (241, 6443451), (399, 3891909), (441, 3521251), (723, 2147817), (769, 2019339), (931, 1667961), (1197, 1297303), (1687, 920493), (2169, 715939), (2307, 673113), (2793, 555987), (4579, 339129), (5061, 306831), (5383, 288477), (6921, 224371), (8379, 185329), (11809, 131499), (13737, 113043), (14611, 106281), (15183, 102277), (16149, 96159), (32053, 48447), (35427, 43833), (37681, 41211)]