81769259

素因数分解:

${\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{229}}^1$

素因数の和:491

約数の個数: 24

約数和(自身を含む): 97643280

約数和(自身を除く): 15874021

約数列:

[1, 11, 13, 121, 143, 227, 229, 1573, 2497, 2519, 2951, 2977, 27467, 27709, 32461, 32747, 51983, 357071, 360217, 571813, 675779, 6289943, 7433569, 81769259]

約数ペア:

[(1, 81769259), (11, 7433569), (13, 6289943), (121, 675779), (143, 571813), (227, 360217), (229, 357071), (1573, 51983), (2497, 32747), (2519, 32461), (2951, 27709), (2977, 27467)]