8470371

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1$

素因数の和:136

約数の個数: 64

約数和(自身を含む): 15482880

約数和(自身を除く): 7012509

約数列:

[1, 3, 7, 13, 19, 21, 23, 39, 57, 69, 71, 91, 133, 161, 213, 247, 273, 299, 399, 437, 483, 497, 741, 897, 923, 1311, 1349, 1491, 1633, 1729, 2093, 2769, 3059, 4047, 4899, 5187, 5681, 6279, 6461, 9177, 9443, 11431, 17043, 17537, 19383, 21229, 28329, 31027, 34293, 39767, 52611, 63687, 93081, 119301, 122759, 148603, 217189, 368277, 403351, 445809, 651567, 1210053, 2823457, 8470371]

約数ペア:

[(1, 8470371), (3, 2823457), (7, 1210053), (13, 651567), (19, 445809), (21, 403351), (23, 368277), (39, 217189), (57, 148603), (69, 122759), (71, 119301), (91, 93081), (133, 63687), (161, 52611), (213, 39767), (247, 34293), (273, 31027), (299, 28329), (399, 21229), (437, 19383), (483, 17537), (497, 17043), (741, 11431), (897, 9443), (923, 9177), (1311, 6461), (1349, 6279), (1491, 5681), (1633, 5187), (1729, 4899), (2093, 4047), (2769, 3059)]