31486195

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{21061}}^1$

素因数の和:21102

約数の個数: 16

約数和(自身を含む): 42460992

約数和(自身を除く): 10974797

約数列:

[1, 5, 13, 23, 65, 115, 299, 1495, 21061, 105305, 273793, 484403, 1368965, 2422015, 6297239, 31486195]

約数ペア:

[(1, 31486195), (5, 6297239), (13, 2422015), (23, 1368965), (65, 484403), (115, 273793), (299, 105305), (1495, 21061)]