31479111

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{277}}^1$

素因数の和:373

約数の個数: 40

約数和(自身を含む): 50053344

約数和(自身を除く): 18574233

約数列:

[1, 3, 9, 23, 27, 61, 69, 81, 183, 207, 277, 549, 621, 831, 1403, 1647, 1863, 2493, 4209, 4941, 6371, 7479, 12627, 16897, 19113, 22437, 37881, 50691, 57339, 113643, 152073, 172017, 388631, 456219, 516051, 1165893, 1368657, 3497679, 10493037, 31479111]

約数ペア:

[(1, 31479111), (3, 10493037), (9, 3497679), (23, 1368657), (27, 1165893), (61, 516051), (69, 456219), (81, 388631), (183, 172017), (207, 152073), (277, 113643), (549, 57339), (621, 50691), (831, 37881), (1403, 22437), (1647, 19113), (1863, 16897), (2493, 12627), (4209, 7479), (4941, 6371)]