201781989

素因数分解:

$3^3\times {\mathrm{1579}}^1\times {\mathrm{4733}}^1$

素因数の和:6321

約数の個数: 16

約数和(自身を含む): 299188800

約数和(自身を除く): 97406811

約数列:

[1, 3, 9, 27, 1579, 4733, 4737, 14199, 14211, 42597, 42633, 127791, 7473407, 22420221, 67260663, 201781989]

約数ペア:

[(1, 201781989), (3, 67260663), (9, 22420221), (27, 7473407), (1579, 127791), (4733, 42633), (4737, 42597), (14199, 14211)]