40065974

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{90647}}^1$

素因数の和:90679

約数の個数: 16

約数和(自身を含む): 68529888

約数和(自身を除く): 28463914

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 90647, 181294, 1178411, 1540999, 2356822, 3081998, 20032987, 40065974]

約数ペア:

[(1, 40065974), (2, 20032987), (13, 3081998), (17, 2356822), (26, 1540999), (34, 1178411), (221, 181294), (442, 90647)]