126201645

素因数分解:

$3^4\times 5^1\times {\mathrm{311609}}^1$

素因数の和:311626

約数の個数: 20

約数和(自身を含む): 226228860

約数和(自身を除く): 100027215

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 311609, 934827, 1558045, 2804481, 4674135, 8413443, 14022405, 25240329, 42067215, 126201645]

約数ペア:

[(1, 126201645), (3, 42067215), (5, 25240329), (9, 14022405), (15, 8413443), (27, 4674135), (45, 2804481), (81, 1558045), (135, 934827), (405, 311609)]