55190565

素因数分解:

$3^4\times 5^1\times {\mathrm{136273}}^1$

素因数の和:136290

約数の個数: 20

約数和(自身を含む): 98934924

約数和(自身を除く): 43744359

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 136273, 408819, 681365, 1226457, 2044095, 3679371, 6132285, 11038113, 18396855, 55190565]

約数ペア:

[(1, 55190565), (3, 18396855), (5, 11038113), (9, 6132285), (15, 3679371), (27, 2044095), (45, 1226457), (81, 681365), (135, 408819), (405, 136273)]