28328048

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1$

素因数の和:286

約数の個数: 80

約数和(自身を含む): 66662400

約数和(自身を除く): 38334352

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 41, 56, 62, 82, 112, 124, 164, 199, 217, 248, 287, 328, 398, 434, 496, 574, 656, 796, 868, 1148, 1271, 1393, 1592, 1736, 2296, 2542, 2786, 3184, 3472, 4592, 5084, 5572, 6169, 8159, 8897, 10168, 11144, 12338, 16318, 17794, 20336, 22288, 24676, 32636, 35588, 43183, 49352, 57113, 65272, 71176, 86366, 98704, 114226, 130544, 142352, 172732, 228452, 252929, 345464, 456904, 505858, 690928, 913808, 1011716, 1770503, 2023432, 3541006, 4046864, 7082012, 14164024, 28328048]

約数ペア:

[(1, 28328048), (2, 14164024), (4, 7082012), (7, 4046864), (8, 3541006), (14, 2023432), (16, 1770503), (28, 1011716), (31, 913808), (41, 690928), (56, 505858), (62, 456904), (82, 345464), (112, 252929), (124, 228452), (164, 172732), (199, 142352), (217, 130544), (248, 114226), (287, 98704), (328, 86366), (398, 71176), (434, 65272), (496, 57113), (574, 49352), (656, 43183), (796, 35588), (868, 32636), (1148, 24676), (1271, 22288), (1393, 20336), (1592, 17794), (1736, 16318), (2296, 12338), (2542, 11144), (2786, 10168), (3184, 8897), (3472, 8159), (4592, 6169), (5084, 5572)]