401556806

素因数分解:

$2^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{120011}}^1$

素因数の和:120259

約数の個数: 16

約数和(自身を含む): 691269120

約数和(自身を除く): 289712314

約数列:

[1, 2, 7, 14, 239, 478, 1673, 3346, 120011, 240022, 840077, 1680154, 28682629, 57365258, 200778403, 401556806]

約数ペア:

[(1, 401556806), (2, 200778403), (7, 57365258), (14, 28682629), (239, 1680154), (478, 840077), (1673, 240022), (3346, 120011)]