73990228

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{109453}}^1$

素因数の和:109483

約数の個数: 18

約数和(自身を含む): 140210574

約数和(自身を除く): 66220346

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 109453, 218906, 437812, 1422889, 2845778, 5691556, 18497557, 36995114, 73990228]

約数ペア:

[(1, 73990228), (2, 36995114), (4, 18497557), (13, 5691556), (26, 2845778), (52, 1422889), (169, 437812), (338, 218906), (676, 109453)]