15520239

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{10711}}^1$

素因数の和:10747

約数の個数: 24

約数和(自身を含む): 26737152

約数和(自身を除く): 11216913

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1449, 10711, 32133, 74977, 96399, 224931, 246353, 674793, 739059, 1724471, 2217177, 5173413, 15520239]

約数ペア:

[(1, 15520239), (3, 5173413), (7, 2217177), (9, 1724471), (21, 739059), (23, 674793), (63, 246353), (69, 224931), (161, 96399), (207, 74977), (483, 32133), (1449, 10711)]