127641825

素因数分解:

$3^5\times 5^2\times {\mathrm{21011}}^1$

素因数の和:21036

約数の個数: 36

約数和(自身を含む): 237099408

約数和(自身を除く): 109457583

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 243, 405, 675, 1215, 2025, 6075, 21011, 63033, 105055, 189099, 315165, 525275, 567297, 945495, 1575825, 1701891, 2836485, 4727475, 5105673, 8509455, 14182425, 25528365, 42547275, 127641825]

約数ペア:

[(1, 127641825), (3, 42547275), (5, 25528365), (9, 14182425), (15, 8509455), (25, 5105673), (27, 4727475), (45, 2836485), (75, 1701891), (81, 1575825), (135, 945495), (225, 567297), (243, 525275), (405, 315165), (675, 189099), (1215, 105055), (2025, 63033), (6075, 21011)]