290421405

素因数分解:

$3^2\times 5^1\times {\mathrm{6453809}}^1$

素因数の和:6453820

約数の個数: 12

約数和(自身を含む): 503397180

約数和(自身を除く): 212975775

約数列:

[1, 3, 5, 9, 15, 45, 6453809, 19361427, 32269045, 58084281, 96807135, 290421405]

約数ペア:

[(1, 290421405), (3, 96807135), (5, 58084281), (9, 32269045), (15, 19361427), (45, 6453809)]