159121665

素因数分解:

$3^4\times 5^1\times {\mathrm{392893}}^1$

素因数の和:392910

約数の個数: 20

約数和(自身を含む): 285241044

約数和(自身を除く): 126119379

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 392893, 1178679, 1964465, 3536037, 5893395, 10608111, 17680185, 31824333, 53040555, 159121665]

約数ペア:

[(1, 159121665), (3, 53040555), (5, 31824333), (9, 17680185), (15, 10608111), (27, 5893395), (45, 3536037), (81, 1964465), (135, 1178679), (405, 392893)]