42974278

素因数分解:

$2^1\times {\mathrm{103}}^1\times {\mathrm{227}}^1\times {\mathrm{919}}^1$

素因数の和:1251

約数の個数: 16

約数和(自身を含む): 65445120

約数和(自身を除く): 22470842

約数列:

[1, 2, 103, 206, 227, 454, 919, 1838, 23381, 46762, 94657, 189314, 208613, 417226, 21487139, 42974278]

約数ペア:

[(1, 42974278), (2, 21487139), (103, 417226), (206, 208613), (227, 189314), (454, 94657), (919, 46762), (1838, 23381)]