161222457

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{601}}^1\times {\mathrm{739}}^1$

素因数の和:1365

約数の個数: 24

約数和(自身を含む): 236995360

約数和(自身を除く): 75772903

約数列:

[1, 3, 11, 33, 121, 363, 601, 739, 1803, 2217, 6611, 8129, 19833, 24387, 72721, 89419, 218163, 268257, 444139, 1332417, 4885529, 14656587, 53740819, 161222457]

約数ペア:

[(1, 161222457), (3, 53740819), (11, 14656587), (33, 4885529), (121, 1332417), (363, 444139), (601, 268257), (739, 218163), (1803, 89419), (2217, 72721), (6611, 24387), (8129, 19833)]