49815225

素因数分解:

$3^2\times 5^2\times {\mathrm{221401}}^1$

素因数の和:221417

約数の個数: 18

約数和(自身を含む): 89225006

約数和(自身を除く): 39409781

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 221401, 664203, 1107005, 1992609, 3321015, 5535025, 9963045, 16605075, 49815225]

約数ペア:

[(1, 49815225), (3, 16605075), (5, 9963045), (9, 5535025), (15, 3321015), (25, 1992609), (45, 1107005), (75, 664203), (225, 221401)]