678349712

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{11813}}^1$

素因数の和:11955

約数の個数: 40

約数和(自身を含む): 1363855416

約数和(自身を除く): 685505704

約数列:

[1, 2, 4, 8, 16, 37, 74, 97, 148, 194, 296, 388, 592, 776, 1552, 3589, 7178, 11813, 14356, 23626, 28712, 47252, 57424, 94504, 189008, 437081, 874162, 1145861, 1748324, 2291722, 3496648, 4583444, 6993296, 9166888, 18333776, 42396857, 84793714, 169587428, 339174856, 678349712]

約数ペア:

[(1, 678349712), (2, 339174856), (4, 169587428), (8, 84793714), (16, 42396857), (37, 18333776), (74, 9166888), (97, 6993296), (148, 4583444), (194, 3496648), (296, 2291722), (388, 1748324), (592, 1145861), (776, 874162), (1552, 437081), (3589, 189008), (7178, 94504), (11813, 57424), (14356, 47252), (23626, 28712)]