161401268

素因数分解:

$2^2\times 7^1\times {\mathrm{193}}^1\times {\mathrm{29867}}^1$

素因数の和:30071

約数の個数: 24

約数和(自身を含む): 324485952

約数和(自身を除く): 163084684

約数列:

[1, 2, 4, 7, 14, 28, 193, 386, 772, 1351, 2702, 5404, 29867, 59734, 119468, 209069, 418138, 836276, 5764331, 11528662, 23057324, 40350317, 80700634, 161401268]

約数ペア:

[(1, 161401268), (2, 80700634), (4, 40350317), (7, 23057324), (14, 11528662), (28, 5764331), (193, 836276), (386, 418138), (772, 209069), (1351, 119468), (2702, 59734), (5404, 29867)]