221170245

素因数分解:

$3^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{35023}}^1$

素因数の和:35452

約数の個数: 16

約数和(自身を含む): 354723072

約数和(自身を除く): 133552827

約数列:

[1, 3, 5, 15, 421, 1263, 2105, 6315, 35023, 105069, 175115, 525345, 14744683, 44234049, 73723415, 221170245]

約数ペア:

[(1, 221170245), (3, 73723415), (5, 44234049), (15, 14744683), (421, 525345), (1263, 175115), (2105, 105069), (6315, 35023)]