81459238

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{252979}}^1$

素因数の和:253011

約数の個数: 16

約数和(自身を含む): 145716480

約数和(自身を除く): 64257242

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 252979, 505958, 1770853, 3541706, 5818517, 11637034, 40729619, 81459238]

約数ペア:

[(1, 81459238), (2, 40729619), (7, 11637034), (14, 5818517), (23, 3541706), (46, 1770853), (161, 505958), (322, 252979)]