220175641

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{7523}}^1$

素因数の和:7680

約数の個数: 16

約数和(自身を含む): 260751744

約数和(自身を除く): 40576103

約数列:

[1, 7, 37, 113, 259, 791, 4181, 7523, 29267, 52661, 278351, 850099, 1948457, 5950693, 31453663, 220175641]

約数ペア:

[(1, 220175641), (7, 31453663), (37, 5950693), (113, 1948457), (259, 850099), (791, 278351), (4181, 52661), (7523, 29267)]