129615143

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{2447}}^1$

素因数の和:2531

約数の個数: 24

約数和(自身を含む): 160745472

約数和(自身を除く): 31130329

約数列:

[1, 7, 23, 47, 49, 161, 329, 1081, 1127, 2303, 2447, 7567, 17129, 52969, 56281, 115009, 119903, 393967, 805063, 2645207, 2757769, 5635441, 18516449, 129615143]

約数ペア:

[(1, 129615143), (7, 18516449), (23, 5635441), (47, 2757769), (49, 2645207), (161, 805063), (329, 393967), (1081, 119903), (1127, 115009), (2303, 56281), (2447, 52969), (7567, 17129)]