31480514

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{863}}^1$

素因数の和:962

約数の個数: 32

約数和(自身を含む): 53996544

約数和(自身を除く): 22516030

約数列:

[1, 2, 13, 23, 26, 46, 61, 122, 299, 598, 793, 863, 1403, 1586, 1726, 2806, 11219, 18239, 19849, 22438, 36478, 39698, 52643, 105286, 258037, 516074, 684359, 1210789, 1368718, 2421578, 15740257, 31480514]

約数ペア:

[(1, 31480514), (2, 15740257), (13, 2421578), (23, 1368718), (26, 1210789), (46, 684359), (61, 516074), (122, 258037), (299, 105286), (598, 52643), (793, 39698), (863, 36478), (1403, 22438), (1586, 19849), (1726, 18239), (2806, 11219)]