231743915

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{401}}^1\times {\mathrm{523}}^1$

素因数の和:959

約数の個数: 32

約数和(自身を含む): 318499776

約数和(自身を除く): 86755861

約数列:

[1, 5, 13, 17, 65, 85, 221, 401, 523, 1105, 2005, 2615, 5213, 6799, 6817, 8891, 26065, 33995, 34085, 44455, 88621, 115583, 209723, 443105, 577915, 1048615, 2726399, 3565291, 13631995, 17826455, 46348783, 231743915]

約数ペア:

[(1, 231743915), (5, 46348783), (13, 17826455), (17, 13631995), (65, 3565291), (85, 2726399), (221, 1048615), (401, 577915), (523, 443105), (1105, 209723), (2005, 115583), (2615, 88621), (5213, 44455), (6799, 34085), (6817, 33995), (8891, 26065)]