81312714

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{89}}^1\times {\mathrm{2417}}^1$

素因数の和:2524

約数の個数: 64

約数和(自身を含む): 208915200

約数和(自身を除く): 127602486

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 89, 126, 178, 189, 267, 378, 534, 623, 801, 1246, 1602, 1869, 2403, 2417, 3738, 4806, 4834, 5607, 7251, 11214, 14502, 16821, 16919, 21753, 33642, 33838, 43506, 50757, 65259, 101514, 130518, 152271, 215113, 304542, 430226, 456813, 645339, 913626, 1290678, 1505791, 1936017, 3011582, 3872034, 4517373, 5808051, 9034746, 11616102, 13552119, 27104238, 40656357, 81312714]

約数ペア:

[(1, 81312714), (2, 40656357), (3, 27104238), (6, 13552119), (7, 11616102), (9, 9034746), (14, 5808051), (18, 4517373), (21, 3872034), (27, 3011582), (42, 1936017), (54, 1505791), (63, 1290678), (89, 913626), (126, 645339), (178, 456813), (189, 430226), (267, 304542), (378, 215113), (534, 152271), (623, 130518), (801, 101514), (1246, 65259), (1602, 50757), (1869, 43506), (2403, 33838), (2417, 33642), (3738, 21753), (4806, 16919), (4834, 16821), (5607, 14502), (7251, 11214)]