15212379

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{541}}^1$

素因数の和:667

約数の個数: 32

約数和(自身を含む): 25252864

約数和(自身を除く): 10040485

約数列:

[1, 3, 7, 13, 21, 39, 91, 103, 273, 309, 541, 721, 1339, 1623, 2163, 3787, 4017, 7033, 9373, 11361, 21099, 28119, 49231, 55723, 147693, 167169, 390061, 724399, 1170183, 2173197, 5070793, 15212379]

約数ペア:

[(1, 15212379), (3, 5070793), (7, 2173197), (13, 1170183), (21, 724399), (39, 390061), (91, 167169), (103, 147693), (273, 55723), (309, 49231), (541, 28119), (721, 21099), (1339, 11361), (1623, 9373), (2163, 7033), (3787, 4017)]