16680846

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{223}}^1$

素因数の和:385

約数の個数: 64

約数和(自身を含む): 41545728

約数和(自身を除く): 24864882

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 137, 182, 223, 273, 274, 411, 446, 546, 669, 822, 959, 1338, 1561, 1781, 1918, 2877, 2899, 3122, 3562, 4683, 5343, 5754, 5798, 8697, 9366, 10686, 12467, 17394, 20293, 24934, 30551, 37401, 40586, 60879, 61102, 74802, 91653, 121758, 183306, 213857, 397163, 427714, 641571, 794326, 1191489, 1283142, 2382978, 2780141, 5560282, 8340423, 16680846]

約数ペア:

[(1, 16680846), (2, 8340423), (3, 5560282), (6, 2780141), (7, 2382978), (13, 1283142), (14, 1191489), (21, 794326), (26, 641571), (39, 427714), (42, 397163), (78, 213857), (91, 183306), (137, 121758), (182, 91653), (223, 74802), (273, 61102), (274, 60879), (411, 40586), (446, 37401), (546, 30551), (669, 24934), (822, 20293), (959, 17394), (1338, 12467), (1561, 10686), (1781, 9366), (1918, 8697), (2877, 5798), (2899, 5754), (3122, 5343), (3562, 4683)]