306140471

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{197893}}^1$

素因数の和:197930

約数の個数: 16

約数和(自身を含む): 398954304

約数和(自身を除く): 92813833

約数列:

[1, 7, 13, 17, 91, 119, 221, 1547, 197893, 1385251, 2572609, 3364181, 18008263, 23549267, 43734353, 306140471]

約数ペア:

[(1, 306140471), (7, 43734353), (13, 23549267), (17, 18008263), (91, 3364181), (119, 2572609), (221, 1385251), (1547, 197893)]