129277538

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{12157}}^1$

素因数の和:12581

約数の個数: 16

約数和(自身を含む): 209360760

約数和(自身を除く): 80083222

約数列:

[1, 2, 13, 26, 409, 818, 5317, 10634, 12157, 24314, 158041, 316082, 4972213, 9944426, 64638769, 129277538]

約数ペア:

[(1, 129277538), (2, 64638769), (13, 9944426), (26, 4972213), (409, 316082), (818, 158041), (5317, 24314), (10634, 12157)]