40142354

素因数分解:

$2^1\times 7^1\times {\mathrm{1291}}^1\times {\mathrm{2221}}^1$

素因数の和:3521

約数の個数: 16

約数和(自身を含む): 68899776

約数和(自身を除く): 28757422

約数列:

[1, 2, 7, 14, 1291, 2221, 2582, 4442, 9037, 15547, 18074, 31094, 2867311, 5734622, 20071177, 40142354]

約数ペア:

[(1, 40142354), (2, 20071177), (7, 5734622), (14, 2867311), (1291, 31094), (2221, 18074), (2582, 15547), (4442, 9037)]