40165065

素因数分解:

$3^4\times 5^1\times {\mathrm{99173}}^1$

素因数の和:99190

約数の個数: 20

約数和(自身を含む): 72000324

約数和(自身を除く): 31835259

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 99173, 297519, 495865, 892557, 1487595, 2677671, 4462785, 8033013, 13388355, 40165065]

約数ペア:

[(1, 40165065), (3, 13388355), (5, 8033013), (9, 4462785), (15, 2677671), (27, 1487595), (45, 892557), (81, 495865), (135, 297519), (405, 99173)]