17661213

素因数分解:

$3^3\times {\mathrm{163}}^1\times {\mathrm{4013}}^1$

素因数の和:4185

約数の個数: 16

約数和(自身を含む): 26331840

約数和(自身を除く): 8670627

約数列:

[1, 3, 9, 27, 163, 489, 1467, 4013, 4401, 12039, 36117, 108351, 654119, 1962357, 5887071, 17661213]

約数ペア:

[(1, 17661213), (3, 5887071), (9, 1962357), (27, 654119), (163, 108351), (489, 36117), (1467, 12039), (4013, 4401)]