55400985

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{28631}}^1$

素因数の和:28685

約数の個数: 24

約数和(自身を含む): 98265024

約数和(自身を除く): 42864039

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 28631, 85893, 143155, 257679, 429465, 1231133, 1288395, 3693399, 6155665, 11080197, 18466995, 55400985]

約数ペア:

[(1, 55400985), (3, 18466995), (5, 11080197), (9, 6155665), (15, 3693399), (43, 1288395), (45, 1231133), (129, 429465), (215, 257679), (387, 143155), (645, 85893), (1935, 28631)]