207972045

素因数分解:

$3^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{25819}}^1$

素因数の和:26009

約数の個数: 24

約数和(自身を含む): 362512800

約数和(自身を除く): 154540755

約数列:

[1, 3, 5, 9, 15, 45, 179, 537, 895, 1611, 2685, 8055, 25819, 77457, 129095, 232371, 387285, 1161855, 4621601, 13864803, 23108005, 41594409, 69324015, 207972045]

約数ペア:

[(1, 207972045), (3, 69324015), (5, 41594409), (9, 23108005), (15, 13864803), (45, 4621601), (179, 1161855), (537, 387285), (895, 232371), (1611, 129095), (2685, 77457), (8055, 25819)]