16439889

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{4111}}^1$

素因数の和:4188

約数の個数: 16

約数和(自身を含む): 23158784

約数和(自身を除く): 6718895

約数列:

[1, 3, 31, 43, 93, 129, 1333, 3999, 4111, 12333, 127441, 176773, 382323, 530319, 5479963, 16439889]

約数ペア:

[(1, 16439889), (3, 5479963), (31, 530319), (43, 382323), (93, 176773), (129, 127441), (1333, 12333), (3999, 4111)]