281640172

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{104933}}^1$

素因数の和:105009

約数の個数: 24

約数和(自身を含む): 546496272

約数和(自身を除く): 264856100

約数列:

[1, 2, 4, 11, 22, 44, 61, 122, 244, 671, 1342, 2684, 104933, 209866, 419732, 1154263, 2308526, 4617052, 6400913, 12801826, 25603652, 70410043, 140820086, 281640172]

約数ペア:

[(1, 281640172), (2, 140820086), (4, 70410043), (11, 25603652), (22, 12801826), (44, 6400913), (61, 4617052), (122, 2308526), (244, 1154263), (671, 419732), (1342, 209866), (2684, 104933)]