64682646

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{220009}}^1$

素因数の和:220028

約数の個数: 24

約数和(自身を含む): 150486840

約数和(自身を除く): 85804194

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 220009, 440018, 660027, 1320054, 1540063, 3080126, 4620189, 9240378, 10780441, 21560882, 32341323, 64682646]

約数ペア:

[(1, 64682646), (2, 32341323), (3, 21560882), (6, 10780441), (7, 9240378), (14, 4620189), (21, 3080126), (42, 1540063), (49, 1320054), (98, 660027), (147, 440018), (294, 220009)]