68811478

素因数分解:

$2^1\times {\mathrm{17}}^3\times {\mathrm{47}}^1\times {\mathrm{149}}^1$

素因数の和:249

約数の個数: 32

約数和(自身を含む): 112752000

約数和(自身を除く): 43940522

約数列:

[1, 2, 17, 34, 47, 94, 149, 289, 298, 578, 799, 1598, 2533, 4913, 5066, 7003, 9826, 13583, 14006, 27166, 43061, 86122, 119051, 230911, 238102, 461822, 732037, 1464074, 2023867, 4047734, 34405739, 68811478]

約数ペア:

[(1, 68811478), (2, 34405739), (17, 4047734), (34, 2023867), (47, 1464074), (94, 732037), (149, 461822), (289, 238102), (298, 230911), (578, 119051), (799, 86122), (1598, 43061), (2533, 27166), (4913, 14006), (5066, 13583), (7003, 9826)]