31928156

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{73}}^1\times {\mathrm{647}}^1$

素因数の和:750

約数の個数: 36

約数和(自身を含む): 61426512

約数和(自身を除く): 29498356

約数列:

[1, 2, 4, 13, 26, 52, 73, 146, 169, 292, 338, 647, 676, 949, 1294, 1898, 2588, 3796, 8411, 12337, 16822, 24674, 33644, 47231, 49348, 94462, 109343, 188924, 218686, 437372, 614003, 1228006, 2456012, 7982039, 15964078, 31928156]

約数ペア:

[(1, 31928156), (2, 15964078), (4, 7982039), (13, 2456012), (26, 1228006), (52, 614003), (73, 437372), (146, 218686), (169, 188924), (292, 109343), (338, 94462), (647, 49348), (676, 47231), (949, 33644), (1294, 24674), (1898, 16822), (2588, 12337), (3796, 8411)]