219954975

素因数分解:

$3^1\times 5^2\times {\mathrm{733}}^1\times {\mathrm{4001}}^1$

素因数の和:4747

約数の個数: 24

約数和(自身を含む): 364246032

約数和(自身を除く): 144291057

約数列:

[1, 3, 5, 15, 25, 75, 733, 2199, 3665, 4001, 10995, 12003, 18325, 20005, 54975, 60015, 100025, 300075, 2932733, 8798199, 14663665, 43990995, 73318325, 219954975]

約数ペア:

[(1, 219954975), (3, 73318325), (5, 43990995), (15, 14663665), (25, 8798199), (75, 2932733), (733, 300075), (2199, 100025), (3665, 60015), (4001, 54975), (10995, 20005), (12003, 18325)]