30489837

素因数分解:

$3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{19889}}^1$

素因数の和:19972

約数の個数: 16

約数和(自身を含む): 47099520

約数和(自身を除く): 16609683

約数列:

[1, 3, 7, 21, 73, 219, 511, 1533, 19889, 59667, 139223, 417669, 1451897, 4355691, 10163279, 30489837]

約数ペア:

[(1, 30489837), (3, 10163279), (7, 4355691), (21, 1451897), (73, 417669), (219, 139223), (511, 59667), (1533, 19889)]