156759421

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{74897}}^1$

素因数の和:74940

約数の個数: 16

約数和(自身を含む): 201325824

約数和(自身を除く): 44566403

約数列:

[1, 7, 13, 23, 91, 161, 299, 2093, 74897, 524279, 973661, 1722631, 6815627, 12058417, 22394203, 156759421]

約数ペア:

[(1, 156759421), (7, 22394203), (13, 12058417), (23, 6815627), (91, 1722631), (161, 973661), (299, 524279), (2093, 74897)]