8613891

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1$

素因数の和:153

約数の個数: 64

約数和(自身を含む): 15805440

約数和(自身を除く): 7191549

約数列:

[1, 3, 9, 11, 13, 23, 27, 33, 39, 69, 97, 99, 117, 143, 207, 253, 291, 297, 299, 351, 429, 621, 759, 873, 897, 1067, 1261, 1287, 2231, 2277, 2619, 2691, 3201, 3289, 3783, 3861, 6693, 6831, 8073, 9603, 9867, 11349, 13871, 20079, 24541, 28809, 29003, 29601, 34047, 41613, 60237, 73623, 87009, 88803, 124839, 220869, 261027, 319033, 374517, 662607, 783081, 957099, 2871297, 8613891]

約数ペア:

[(1, 8613891), (3, 2871297), (9, 957099), (11, 783081), (13, 662607), (23, 374517), (27, 319033), (33, 261027), (39, 220869), (69, 124839), (97, 88803), (99, 87009), (117, 73623), (143, 60237), (207, 41613), (253, 34047), (291, 29601), (297, 29003), (299, 28809), (351, 24541), (429, 20079), (621, 13871), (759, 11349), (873, 9867), (897, 9603), (1067, 8073), (1261, 6831), (1287, 6693), (2231, 3861), (2277, 3783), (2619, 3289), (2691, 3201)]