1900791045

素因数分解:

$3^2\times 5^1\times {\mathrm{42239801}}^1$

素因数の和:42239812

約数の個数: 12

約数和(自身を含む): 3294704556

約数和(自身を除く): 1393913511

約数列:

[1, 3, 5, 9, 15, 45, 42239801, 126719403, 211199005, 380158209, 633597015, 1900791045]

約数ペア:

[(1, 1900791045), (3, 633597015), (5, 380158209), (9, 211199005), (15, 126719403), (45, 42239801)]