86721628

素因数分解:

$2^2\times 7^1\times {\mathrm{239}}^1\times {\mathrm{12959}}^1$

素因数の和:13209

約数の個数: 24

約数和(自身を含む): 174182400

約数和(自身を除く): 87460772

約数列:

[1, 2, 4, 7, 14, 28, 239, 478, 956, 1673, 3346, 6692, 12959, 25918, 51836, 90713, 181426, 362852, 3097201, 6194402, 12388804, 21680407, 43360814, 86721628]

約数ペア:

[(1, 86721628), (2, 43360814), (4, 21680407), (7, 12388804), (14, 6194402), (28, 3097201), (239, 362852), (478, 181426), (956, 90713), (1673, 51836), (3346, 25918), (6692, 12959)]