9987925

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{331}}^1$

素因数の和:429

約数の個数: 24

約数和(自身を含む): 13338432

約数和(自身を除く): 3350507

約数列:

[1, 5, 17, 25, 71, 85, 331, 355, 425, 1207, 1655, 1775, 5627, 6035, 8275, 23501, 28135, 30175, 117505, 140675, 399517, 587525, 1997585, 9987925]

約数ペア:

[(1, 9987925), (5, 1997585), (17, 587525), (25, 399517), (71, 140675), (85, 117505), (331, 30175), (355, 28135), (425, 23501), (1207, 8275), (1655, 6035), (1775, 5627)]