280269

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1$

素因数の和:185

約数の個数: 24

約数和(自身を含む): 468000

約数和(自身を除く): 187731

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 149, 171, 209, 447, 627, 1341, 1639, 1881, 2831, 4917, 8493, 14751, 25479, 31141, 93423, 280269]

約数ペア:

[(1, 280269), (3, 93423), (9, 31141), (11, 25479), (19, 14751), (33, 8493), (57, 4917), (99, 2831), (149, 1881), (171, 1639), (209, 1341), (447, 627)]