397174970

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{303187}}^1$

素因数の和:303325

約数の個数: 16

約数和(自身を含む): 720374688

約数和(自身を除く): 323199718

約数列:

[1, 2, 5, 10, 131, 262, 655, 1310, 303187, 606374, 1515935, 3031870, 39717497, 79434994, 198587485, 397174970]

約数ペア:

[(1, 397174970), (2, 198587485), (5, 79434994), (10, 39717497), (131, 3031870), (262, 1515935), (655, 606374), (1310, 303187)]