15696725

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{5189}}^1$

素因数の和:5221

約数の個数: 18

約数和(自身を含む): 21398370

約数和(自身を除く): 5701645

約数列:

[1, 5, 11, 25, 55, 121, 275, 605, 3025, 5189, 25945, 57079, 129725, 285395, 627869, 1426975, 3139345, 15696725]

約数ペア:

[(1, 15696725), (5, 3139345), (11, 1426975), (25, 627869), (55, 285395), (121, 129725), (275, 57079), (605, 25945), (3025, 5189)]