278320226

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{313}}^1\times {\mathrm{26153}}^1$

素因数の和:26485

約数の個数: 16

約数和(自身を含む): 443467224

約数和(自身を除く): 165146998

約数列:

[1, 2, 17, 34, 313, 626, 5321, 10642, 26153, 52306, 444601, 889202, 8185889, 16371778, 139160113, 278320226]

約数ペア:

[(1, 278320226), (2, 139160113), (17, 16371778), (34, 8185889), (313, 889202), (626, 444601), (5321, 52306), (10642, 26153)]