1993725

素因数分解:

$3^2\times 5^2\times {\mathrm{8861}}^1$

素因数の和:8877

約数の個数: 18

約数和(自身を含む): 3571386

約数和(自身を除く): 1577661

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 8861, 26583, 44305, 79749, 132915, 221525, 398745, 664575, 1993725]

約数ペア:

[(1, 1993725), (3, 664575), (5, 398745), (9, 221525), (15, 132915), (25, 79749), (45, 44305), (75, 26583), (225, 8861)]