64613199

素因数分解:

$3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1\times {\mathrm{191}}^1$

素因数の和:471

約数の個数: 32

約数和(自身を含む): 100638720

約数和(自身を除く): 36025521

約数列:

[1, 3, 7, 21, 89, 181, 191, 267, 543, 573, 623, 1267, 1337, 1869, 3801, 4011, 16109, 16999, 34571, 48327, 50997, 103713, 112763, 118993, 241997, 338289, 356979, 725991, 3076819, 9230457, 21537733, 64613199]

約数ペア:

[(1, 64613199), (3, 21537733), (7, 9230457), (21, 3076819), (89, 725991), (181, 356979), (191, 338289), (267, 241997), (543, 118993), (573, 112763), (623, 103713), (1267, 50997), (1337, 48327), (1869, 34571), (3801, 16999), (4011, 16109)]