2261569491

素因数分解:

$3^4\times {\mathrm{431}}^1\times {\mathrm{64781}}^1$

素因数の和:65224

約数の個数: 20

約数和(自身を含む): 3386284704

約数和(自身を除く): 1124715213

約数列:

[1, 3, 9, 27, 81, 431, 1293, 3879, 11637, 34911, 64781, 194343, 583029, 1749087, 5247261, 27920611, 83761833, 251285499, 753856497, 2261569491]

約数ペア:

[(1, 2261569491), (3, 753856497), (9, 251285499), (27, 83761833), (81, 27920611), (431, 5247261), (1293, 1749087), (3879, 583029), (11637, 194343), (34911, 64781)]