90620719

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{2333}}^1$

素因数の和:2550

約数の個数: 16

約数和(自身を含む): 107550720

約数和(自身を除く): 16930001

約数列:

[1, 7, 31, 179, 217, 1253, 2333, 5549, 16331, 38843, 72323, 417607, 506261, 2923249, 12945817, 90620719]

約数ペア:

[(1, 90620719), (7, 12945817), (31, 2923249), (179, 506261), (217, 417607), (1253, 72323), (2333, 38843), (5549, 16331)]