212601105

素因数分解:

$3^4\times 5^1\times {\mathrm{524941}}^1$

素因数の和:524958

約数の個数: 20

約数和(自身を含む): 381107892

約数和(自身を除く): 168506787

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 524941, 1574823, 2624705, 4724469, 7874115, 14173407, 23622345, 42520221, 70867035, 212601105]

約数ペア:

[(1, 212601105), (3, 70867035), (5, 42520221), (9, 23622345), (15, 14173407), (27, 7874115), (45, 4724469), (81, 2624705), (135, 1574823), (405, 524941)]