128643556

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{467}}^1\times {\mathrm{4051}}^1$

素因数の和:4539

約数の個数: 24

約数和(自身を含む): 238938336

約数和(自身を除く): 110294780

約数列:

[1, 2, 4, 17, 34, 68, 467, 934, 1868, 4051, 7939, 8102, 15878, 16204, 31756, 68867, 137734, 275468, 1891817, 3783634, 7567268, 32160889, 64321778, 128643556]

約数ペア:

[(1, 128643556), (2, 64321778), (4, 32160889), (17, 7567268), (34, 3783634), (68, 1891817), (467, 275468), (934, 137734), (1868, 68867), (4051, 31756), (7939, 16204), (8102, 15878)]