28150538

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{63689}}^1$

素因数の和:63721

約数の個数: 16

約数和(自身を含む): 48149640

約数和(自身を除く): 19999102

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 63689, 127378, 827957, 1082713, 1655914, 2165426, 14075269, 28150538]

約数ペア:

[(1, 28150538), (2, 14075269), (13, 2165426), (17, 1655914), (26, 1082713), (34, 827957), (221, 127378), (442, 63689)]