206548479

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{491}}^1\times {\mathrm{1087}}^1$

素因数の和:1627

約数の個数: 24

約数和(自身を含む): 306189312

約数和(自身を除く): 99640833

約数列:

[1, 3, 9, 43, 129, 387, 491, 1087, 1473, 3261, 4419, 9783, 21113, 46741, 63339, 140223, 190017, 420669, 533717, 1601151, 4803453, 22949831, 68849493, 206548479]

約数ペア:

[(1, 206548479), (3, 68849493), (9, 22949831), (43, 4803453), (129, 1601151), (387, 533717), (491, 420669), (1087, 190017), (1473, 140223), (3261, 63339), (4419, 46741), (9783, 21113)]