15213303

素因数分解:

$3^2\times 7^1\times {\mathrm{113}}^1\times {\mathrm{2137}}^1$

素因数の和:2263

約数の個数: 24

約数和(自身を含む): 25348128

約数和(自身を除く): 10134825

約数列:

[1, 3, 7, 9, 21, 63, 113, 339, 791, 1017, 2137, 2373, 6411, 7119, 14959, 19233, 44877, 134631, 241481, 724443, 1690367, 2173329, 5071101, 15213303]

約数ペア:

[(1, 15213303), (3, 5071101), (7, 2173329), (9, 1690367), (21, 724443), (63, 241481), (113, 134631), (339, 44877), (791, 19233), (1017, 14959), (2137, 7119), (2373, 6411)]