168742287

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{2311}}^1$

素因数の和:2404

約数の個数: 48

約数和(自身を含む): 298155520

約数和(自身を除く): 129413233

約数列:

[1, 3, 7, 9, 19, 21, 57, 61, 63, 133, 171, 183, 399, 427, 549, 1159, 1197, 1281, 2311, 3477, 3843, 6933, 8113, 10431, 16177, 20799, 24339, 43909, 48531, 73017, 131727, 140971, 145593, 307363, 395181, 422913, 922089, 986797, 1268739, 2678449, 2766267, 2960391, 8035347, 8881173, 18749143, 24106041, 56247429, 168742287]

約数ペア:

[(1, 168742287), (3, 56247429), (7, 24106041), (9, 18749143), (19, 8881173), (21, 8035347), (57, 2960391), (61, 2766267), (63, 2678449), (133, 1268739), (171, 986797), (183, 922089), (399, 422913), (427, 395181), (549, 307363), (1159, 145593), (1197, 140971), (1281, 131727), (2311, 73017), (3477, 48531), (3843, 43909), (6933, 24339), (8113, 20799), (10431, 16177)]