1393847

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{53}}^1$

素因数の和:107

約数の個数: 24

約数和(自身を含む): 1856736

約数和(自身を除く): 462889

約数列:

[1, 7, 13, 17, 53, 91, 119, 221, 289, 371, 689, 901, 1547, 2023, 3757, 4823, 6307, 11713, 15317, 26299, 81991, 107219, 199121, 1393847]

約数ペア:

[(1, 1393847), (7, 199121), (13, 107219), (17, 81991), (53, 26299), (91, 15317), (119, 11713), (221, 6307), (289, 4823), (371, 3757), (689, 2023), (901, 1547)]