80388867

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{691}}^1$

素因数の和:883

約数の個数: 32

約数和(自身を含む): 122456320

約数和(自身を除く): 42067453

約数列:

[1, 3, 13, 19, 39, 57, 157, 247, 471, 691, 741, 2041, 2073, 2983, 6123, 8949, 8983, 13129, 26949, 38779, 39387, 108487, 116337, 170677, 325461, 512031, 1410331, 2061253, 4230993, 6183759, 26796289, 80388867]

約数ペア:

[(1, 80388867), (3, 26796289), (13, 6183759), (19, 4230993), (39, 2061253), (57, 1410331), (157, 512031), (247, 325461), (471, 170677), (691, 116337), (741, 108487), (2041, 39387), (2073, 38779), (2983, 26949), (6123, 13129), (8949, 8983)]