16789017

素因数分解:

$3^1\times 7^2\times {\mathrm{181}}^1\times {\mathrm{631}}^1$

素因数の和:829

約数の個数: 24

約数和(自身を含む): 26225472

約数和(自身を除く): 9436455

約数列:

[1, 3, 7, 21, 49, 147, 181, 543, 631, 1267, 1893, 3801, 4417, 8869, 13251, 26607, 30919, 92757, 114211, 342633, 799477, 2398431, 5596339, 16789017]

約数ペア:

[(1, 16789017), (3, 5596339), (7, 2398431), (21, 799477), (49, 342633), (147, 114211), (181, 92757), (543, 30919), (631, 26607), (1267, 13251), (1893, 8869), (3801, 4417)]