331360065

素因数分解:

$3^4\times 5^1\times {\mathrm{818173}}^1$

素因数の和:818190

約数の個数: 20

約数和(自身を含む): 593994324

約数和(自身を除く): 262634259

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 818173, 2454519, 4090865, 7363557, 12272595, 22090671, 36817785, 66272013, 110453355, 331360065]

約数ペア:

[(1, 331360065), (3, 110453355), (5, 66272013), (9, 36817785), (15, 22090671), (27, 12272595), (45, 7363557), (81, 4090865), (135, 2454519), (405, 818173)]