28621005

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{272581}}^1$

素因数の和:272596

約数の個数: 16

約数和(自身を含む): 52335744

約数和(自身を除く): 23714739

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 272581, 817743, 1362905, 1908067, 4088715, 5724201, 9540335, 28621005]

約数ペア:

[(1, 28621005), (3, 9540335), (5, 5724201), (7, 4088715), (15, 1908067), (21, 1362905), (35, 817743), (105, 272581)]