72504905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{21611}}^1$

素因数の和:21688

約数の個数: 16

約数和(自身を含む): 96475968

約数和(自身を除く): 23971063

約数列:

[1, 5, 11, 55, 61, 305, 671, 3355, 21611, 108055, 237721, 1188605, 1318271, 6591355, 14500981, 72504905]

約数ペア:

[(1, 72504905), (5, 14500981), (11, 6591355), (55, 1318271), (61, 1188605), (305, 237721), (671, 108055), (3355, 21611)]