31252156

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{83}}^1\times {\mathrm{557}}^1$

素因数の和:670

約数の個数: 36

約数和(自身を含む): 60043032

約数和(自身を除く): 28790876

約数列:

[1, 2, 4, 13, 26, 52, 83, 166, 169, 332, 338, 557, 676, 1079, 1114, 2158, 2228, 4316, 7241, 14027, 14482, 28054, 28964, 46231, 56108, 92462, 94133, 184924, 188266, 376532, 601003, 1202006, 2404012, 7813039, 15626078, 31252156]

約数ペア:

[(1, 31252156), (2, 15626078), (4, 7813039), (13, 2404012), (26, 1202006), (52, 601003), (83, 376532), (166, 188266), (169, 184924), (332, 94133), (338, 92462), (557, 56108), (676, 46231), (1079, 28964), (1114, 28054), (2158, 14482), (2228, 14027), (4316, 7241)]