54789615

素因数分解:

$3^4\times 5^1\times {\mathrm{135283}}^1$

素因数の和:135300

約数の個数: 20

約数和(自身を含む): 98216184

約数和(自身を除く): 43426569

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 135283, 405849, 676415, 1217547, 2029245, 3652641, 6087735, 10957923, 18263205, 54789615]

約数ペア:

[(1, 54789615), (3, 18263205), (5, 10957923), (9, 6087735), (15, 3652641), (27, 2029245), (45, 1217547), (81, 676415), (135, 405849), (405, 135283)]