128945964

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{1535071}}^1$

素因数の和:1535085

約数の個数: 24

約数和(自身を含む): 343856128

約数和(自身を除く): 214910164

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 1535071, 3070142, 4605213, 6140284, 9210426, 10745497, 18420852, 21490994, 32236491, 42981988, 64472982, 128945964]

約数ペア:

[(1, 128945964), (2, 64472982), (3, 42981988), (4, 32236491), (6, 21490994), (7, 18420852), (12, 10745497), (14, 9210426), (21, 6140284), (28, 4605213), (42, 3070142), (84, 1535071)]