40005495

素因数分解:

$3^4\times 5^1\times {\mathrm{98779}}^1$

素因数の和:98796

約数の個数: 20

約数和(自身を含む): 71714280

約数和(自身を除く): 31708785

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 98779, 296337, 493895, 889011, 1481685, 2667033, 4445055, 8001099, 13335165, 40005495]

約数ペア:

[(1, 40005495), (3, 13335165), (5, 8001099), (9, 4445055), (15, 2667033), (27, 1481685), (45, 889011), (81, 493895), (135, 296337), (405, 98779)]