140857738

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{324557}}^1$

素因数の和:324597

約数の個数: 16

約数和(自身を含む): 249260544

約数和(自身を除く): 108402806

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 324557, 649114, 2271899, 4543798, 10061267, 20122534, 70428869, 140857738]

約数ペア:

[(1, 140857738), (2, 70428869), (7, 20122534), (14, 10061267), (31, 4543798), (62, 2271899), (217, 649114), (434, 324557)]