1405445

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:220

約数の個数: 16

約数和(自身を含む): 1772928

約数和(自身を除く): 367483

約数列:

[1, 5, 37, 71, 107, 185, 355, 535, 2627, 3959, 7597, 13135, 19795, 37985, 281089, 1405445]

約数ペア:

[(1, 1405445), (5, 281089), (37, 37985), (71, 19795), (107, 13135), (185, 7597), (355, 3959), (535, 2627)]