383485185

素因数分解:

$3^4\times 5^1\times {\mathrm{946877}}^1$

素因数の和:946894

約数の個数: 20

約数和(自身を含む): 687433428

約数和(自身を除く): 303948243

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 946877, 2840631, 4734385, 8521893, 14203155, 25565679, 42609465, 76697037, 127828395, 383485185]

約数ペア:

[(1, 383485185), (3, 127828395), (5, 76697037), (9, 42609465), (15, 25565679), (27, 14203155), (45, 8521893), (81, 4734385), (135, 2840631), (405, 946877)]