61249275

素因数分解:

$3^2\times 5^2\times {\mathrm{137}}^1\times {\mathrm{1987}}^1$

素因数の和:2140

約数の個数: 36

約数和(自身を含む): 110560632

約数和(自身を除く): 49311357

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 137, 225, 411, 685, 1233, 1987, 2055, 3425, 5961, 6165, 9935, 10275, 17883, 29805, 30825, 49675, 89415, 149025, 272219, 447075, 816657, 1361095, 2449971, 4083285, 6805475, 12249855, 20416425, 61249275]

約数ペア:

[(1, 61249275), (3, 20416425), (5, 12249855), (9, 6805475), (15, 4083285), (25, 2449971), (45, 1361095), (75, 816657), (137, 447075), (225, 272219), (411, 149025), (685, 89415), (1233, 49675), (1987, 30825), (2055, 29805), (3425, 17883), (5961, 10275), (6165, 9935)]