7927238

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{409}}^1\times {\mathrm{881}}^1$

素因数の和:1303

約数の個数: 16

約数和(自身を含む): 13018320

約数和(自身を除く): 5091082

約数列:

[1, 2, 11, 22, 409, 818, 881, 1762, 4499, 8998, 9691, 19382, 360329, 720658, 3963619, 7927238]

約数ペア:

[(1, 7927238), (2, 3963619), (11, 720658), (22, 360329), (409, 19382), (818, 9691), (881, 8998), (1762, 4499)]