1954125

素因数分解:

$3^4\times 5^3\times {\mathrm{193}}^1$

素因数の和:220

約数の個数: 40

約数和(自身を含む): 3661944

約数和(自身を除く): 1707819

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 125, 135, 193, 225, 375, 405, 579, 675, 965, 1125, 1737, 2025, 2895, 3375, 4825, 5211, 8685, 10125, 14475, 15633, 24125, 26055, 43425, 72375, 78165, 130275, 217125, 390825, 651375, 1954125]

約数ペア:

[(1, 1954125), (3, 651375), (5, 390825), (9, 217125), (15, 130275), (25, 78165), (27, 72375), (45, 43425), (75, 26055), (81, 24125), (125, 15633), (135, 14475), (193, 10125), (225, 8685), (375, 5211), (405, 4825), (579, 3375), (675, 2895), (965, 2025), (1125, 1737)]