201699981

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{743}}^1$

素因数の和:926

約数の個数: 48

約数和(自身を含む): 346644480

約数和(自身を除く): 144944499

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 139, 217, 279, 417, 651, 743, 973, 1251, 1953, 2229, 2919, 4309, 5201, 6687, 8757, 12927, 15603, 23033, 30163, 38781, 46809, 69099, 90489, 103277, 161231, 207297, 271467, 309831, 483693, 722939, 929493, 1451079, 2168817, 3201587, 6506451, 9604761, 22411109, 28814283, 67233327, 201699981]

約数ペア:

[(1, 201699981), (3, 67233327), (7, 28814283), (9, 22411109), (21, 9604761), (31, 6506451), (63, 3201587), (93, 2168817), (139, 1451079), (217, 929493), (279, 722939), (417, 483693), (651, 309831), (743, 271467), (973, 207297), (1251, 161231), (1953, 103277), (2229, 90489), (2919, 69099), (4309, 46809), (5201, 38781), (6687, 30163), (8757, 23033), (12927, 15603)]