78889461

素因数分解:

$3^1\times 7^2\times {\mathrm{491}}^1\times {\mathrm{1093}}^1$

素因数の和:1601

約数の個数: 24

約数和(自身を含む): 122720544

約数和(自身を除く): 43831083

約数列:

[1, 3, 7, 21, 49, 147, 491, 1093, 1473, 3279, 3437, 7651, 10311, 22953, 24059, 53557, 72177, 160671, 536663, 1609989, 3756641, 11269923, 26296487, 78889461]

約数ペア:

[(1, 78889461), (3, 26296487), (7, 11269923), (21, 3756641), (49, 1609989), (147, 536663), (491, 160671), (1093, 72177), (1473, 53557), (3279, 24059), (3437, 22953), (7651, 10311)]