86991954

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{449}}^1\times {\mathrm{659}}^1$

素因数の和:1127

約数の個数: 48

約数和(自身を含む): 203148000

約数和(自身を除く): 116156046

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 449, 659, 898, 1318, 1347, 1977, 2694, 3143, 3954, 4613, 6286, 9226, 9429, 13839, 18858, 22001, 27678, 32291, 44002, 64582, 66003, 96873, 132006, 193746, 295891, 591782, 887673, 1775346, 2071237, 4142474, 6213711, 12427422, 14498659, 28997318, 43495977, 86991954]

約数ペア:

[(1, 86991954), (2, 43495977), (3, 28997318), (6, 14498659), (7, 12427422), (14, 6213711), (21, 4142474), (42, 2071237), (49, 1775346), (98, 887673), (147, 591782), (294, 295891), (449, 193746), (659, 132006), (898, 96873), (1318, 66003), (1347, 64582), (1977, 44002), (2694, 32291), (3143, 27678), (3954, 22001), (4613, 18858), (6286, 13839), (9226, 9429)]