280326566

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{634223}}^1$

素因数の和:634255

約数の個数: 16

約数和(自身を含む): 479473344

約数和(自身を除く): 199146778

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 634223, 1268446, 8244899, 10781791, 16489798, 21563582, 140163283, 280326566]

約数ペア:

[(1, 280326566), (2, 140163283), (13, 21563582), (17, 16489798), (26, 10781791), (34, 8244899), (221, 1268446), (442, 634223)]