538479

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1$

素因数の和:139

約数の個数: 24

約数和(自身を含む): 848640

約数和(自身を除く): 310161

約数列:

[1, 3, 9, 19, 47, 57, 67, 141, 171, 201, 423, 603, 893, 1273, 2679, 3149, 3819, 8037, 9447, 11457, 28341, 59831, 179493, 538479]

約数ペア:

[(1, 538479), (3, 179493), (9, 59831), (19, 28341), (47, 11457), (57, 9447), (67, 8037), (141, 3819), (171, 3149), (201, 2679), (423, 1273), (603, 893)]