8704878

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{149}}^1$

素因数の和:281

約数の個数: 64

約数和(自身を含む): 21772800

約数和(自身を除く): 13067922

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 107, 149, 182, 214, 273, 298, 321, 447, 546, 642, 749, 894, 1043, 1391, 1498, 1937, 2086, 2247, 2782, 3129, 3874, 4173, 4494, 5811, 6258, 8346, 9737, 11622, 13559, 15943, 19474, 27118, 29211, 31886, 40677, 47829, 58422, 81354, 95658, 111601, 207259, 223202, 334803, 414518, 621777, 669606, 1243554, 1450813, 2901626, 4352439, 8704878]

約数ペア:

[(1, 8704878), (2, 4352439), (3, 2901626), (6, 1450813), (7, 1243554), (13, 669606), (14, 621777), (21, 414518), (26, 334803), (39, 223202), (42, 207259), (78, 111601), (91, 95658), (107, 81354), (149, 58422), (182, 47829), (214, 40677), (273, 31886), (298, 29211), (321, 27118), (447, 19474), (546, 15943), (642, 13559), (749, 11622), (894, 9737), (1043, 8346), (1391, 6258), (1498, 5811), (1937, 4494), (2086, 4173), (2247, 3874), (2782, 3129)]