1377225

素因数分解:

$3^2\times 5^2\times {\mathrm{6121}}^1$

素因数の和:6137

約数の個数: 18

約数和(自身を含む): 2467166

約数和(自身を除く): 1089941

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 6121, 18363, 30605, 55089, 91815, 153025, 275445, 459075, 1377225]

約数ペア:

[(1, 1377225), (3, 459075), (5, 275445), (9, 153025), (15, 91815), (25, 55089), (45, 30605), (75, 18363), (225, 6121)]