81123018

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{365419}}^1$

素因数の和:365461

約数の個数: 16

約数和(自身を含む): 166631520

約数和(自身を除く): 85508502

約数列:

[1, 2, 3, 6, 37, 74, 111, 222, 365419, 730838, 1096257, 2192514, 13520503, 27041006, 40561509, 81123018]

約数ペア:

[(1, 81123018), (2, 40561509), (3, 27041006), (6, 13520503), (37, 2192514), (74, 1096257), (111, 730838), (222, 365419)]