2197899

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{149}}^2$

素因数の和:315

約数の個数: 18

約数和(自身を含む): 3486756

約数和(自身を除く): 1288857

約数列:

[1, 3, 9, 11, 33, 99, 149, 447, 1341, 1639, 4917, 14751, 22201, 66603, 199809, 244211, 732633, 2197899]

約数ペア:

[(1, 2197899), (3, 732633), (9, 244211), (11, 199809), (33, 66603), (99, 22201), (149, 14751), (447, 4917), (1341, 1639)]