87887429

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{487}}^1$

素因数の和:657

約数の個数: 24

約数和(自身を含む): 106813440

約数和(自身を除く): 18926011

約数列:

[1, 7, 29, 49, 127, 203, 487, 889, 1421, 3409, 3683, 6223, 14123, 23863, 25781, 61849, 98861, 180467, 432943, 692027, 1793621, 3030601, 12555347, 87887429]

約数ペア:

[(1, 87887429), (7, 12555347), (29, 3030601), (49, 1793621), (127, 692027), (203, 432943), (487, 180467), (889, 98861), (1421, 61849), (3409, 25781), (3683, 23863), (6223, 14123)]