15211889

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{11621}}^1$

素因数の和:11656

約数の個数: 16

約数和(自身を含む): 20082816

約数和(自身を除く): 4870927

約数列:

[1, 7, 11, 17, 77, 119, 187, 1309, 11621, 81347, 127831, 197557, 894817, 1382899, 2173127, 15211889]

約数ペア:

[(1, 15211889), (7, 2173127), (11, 1382899), (17, 894817), (77, 197557), (119, 127831), (187, 81347), (1309, 11621)]