311965082

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{509}}^1\times {\mathrm{2143}}^1$

素因数の和:2678

約数の個数: 32

約数和(自身を含む): 551093760

約数和(自身を除く): 239128678

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 509, 1018, 2143, 4286, 5599, 6617, 11198, 13234, 23573, 27859, 47146, 55718, 72787, 145574, 306449, 612898, 1090787, 2181574, 11998657, 14180231, 23997314, 28360462, 155982541, 311965082]

約数ペア:

[(1, 311965082), (2, 155982541), (11, 28360462), (13, 23997314), (22, 14180231), (26, 11998657), (143, 2181574), (286, 1090787), (509, 612898), (1018, 306449), (2143, 145574), (4286, 72787), (5599, 55718), (6617, 47146), (11198, 27859), (13234, 23573)]