31791604

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{131}}^1\times {\mathrm{359}}^1$

素因数の和:520

約数の個数: 36

約数和(自身を含む): 60873120

約数和(自身を除く): 29081516

約数列:

[1, 2, 4, 13, 26, 52, 131, 169, 262, 338, 359, 524, 676, 718, 1436, 1703, 3406, 4667, 6812, 9334, 18668, 22139, 44278, 47029, 60671, 88556, 94058, 121342, 188116, 242684, 611377, 1222754, 2445508, 7947901, 15895802, 31791604]

約数ペア:

[(1, 31791604), (2, 15895802), (4, 7947901), (13, 2445508), (26, 1222754), (52, 611377), (131, 242684), (169, 188116), (262, 121342), (338, 94058), (359, 88556), (524, 60671), (676, 47029), (718, 44278), (1436, 22139), (1703, 18668), (3406, 9334), (4667, 6812)]