9807825

素因数分解:

$3^1\times 5^2\times {\mathrm{251}}^1\times {\mathrm{521}}^1$

素因数の和:785

約数の個数: 24

約数和(自身を含む): 16311456

約数和(自身を除く): 6503631

約数列:

[1, 3, 5, 15, 25, 75, 251, 521, 753, 1255, 1563, 2605, 3765, 6275, 7815, 13025, 18825, 39075, 130771, 392313, 653855, 1961565, 3269275, 9807825]

約数ペア:

[(1, 9807825), (3, 3269275), (5, 1961565), (15, 653855), (25, 392313), (75, 130771), (251, 39075), (521, 18825), (753, 13025), (1255, 7815), (1563, 6275), (2605, 3765)]