166808418

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{617}}^1$

素因数の和:827

約数の個数: 64

約数和(自身を含む): 393700608

約数和(自身を除く): 226892190

約数列:

[1, 2, 3, 6, 7, 14, 21, 41, 42, 82, 123, 157, 246, 287, 314, 471, 574, 617, 861, 942, 1099, 1234, 1722, 1851, 2198, 3297, 3702, 4319, 6437, 6594, 8638, 12874, 12957, 19311, 25297, 25914, 38622, 45059, 50594, 75891, 90118, 96869, 135177, 151782, 177079, 193738, 270354, 290607, 354158, 531237, 581214, 678083, 1062474, 1356166, 2034249, 3971629, 4068498, 7943258, 11914887, 23829774, 27801403, 55602806, 83404209, 166808418]

約数ペア:

[(1, 166808418), (2, 83404209), (3, 55602806), (6, 27801403), (7, 23829774), (14, 11914887), (21, 7943258), (41, 4068498), (42, 3971629), (82, 2034249), (123, 1356166), (157, 1062474), (246, 678083), (287, 581214), (314, 531237), (471, 354158), (574, 290607), (617, 270354), (861, 193738), (942, 177079), (1099, 151782), (1234, 135177), (1722, 96869), (1851, 90118), (2198, 75891), (3297, 50594), (3702, 45059), (4319, 38622), (6437, 25914), (6594, 25297), (8638, 19311), (12874, 12957)]