128560838

素因数分解:

$2^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{41179}}^1$

素因数の和:41411

約数の個数: 16

約数和(自身を含む): 221383680

約数和(自身を除く): 92822842

約数列:

[1, 2, 7, 14, 223, 446, 1561, 3122, 41179, 82358, 288253, 576506, 9182917, 18365834, 64280419, 128560838]

約数ペア:

[(1, 128560838), (2, 64280419), (7, 18365834), (14, 9182917), (223, 576506), (446, 288253), (1561, 82358), (3122, 41179)]