15489213

素因数分解:

$3^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1\times {\mathrm{661}}^1$

素因数の和:844

約数の個数: 16

約数和(自身を含む): 21162816

約数和(自身を除く): 5673603

約数列:

[1, 3, 73, 107, 219, 321, 661, 1983, 7811, 23433, 48253, 70727, 144759, 212181, 5163071, 15489213]

約数ペア:

[(1, 15489213), (3, 5163071), (73, 212181), (107, 144759), (219, 70727), (321, 48253), (661, 23433), (1983, 7811)]