258015359

素因数分解:

$7^1\times {\mathrm{127}}^1\times {\mathrm{503}}^1\times {\mathrm{577}}^1$

素因数の和:1214

約数の個数: 16

約数和(自身を含む): 298303488

約数和(自身を除く): 40288129

約数列:

[1, 7, 127, 503, 577, 889, 3521, 4039, 63881, 73279, 290231, 447167, 512953, 2031617, 36859337, 258015359]

約数ペア:

[(1, 258015359), (7, 36859337), (127, 2031617), (503, 512953), (577, 447167), (889, 290231), (3521, 73279), (4039, 63881)]