249039

素因数分解:

$3^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1$

素因数の和:139

約数の個数: 24

約数和(自身を含む): 424320

約数和(自身を除く): 175281

約数列:

[1, 3, 7, 9, 21, 59, 63, 67, 177, 201, 413, 469, 531, 603, 1239, 1407, 3717, 3953, 4221, 11859, 27671, 35577, 83013, 249039]

約数ペア:

[(1, 249039), (3, 83013), (7, 35577), (9, 27671), (21, 11859), (59, 4221), (63, 3953), (67, 3717), (177, 1407), (201, 1239), (413, 603), (469, 531)]