139373885

素因数分解:

$5^1\times 7^2\times {\mathrm{223}}^1\times {\mathrm{2551}}^1$

素因数の和:2793

約数の個数: 24

約数和(自身を含む): 195503616

約数和(自身を除く): 56129731

約数列:

[1, 5, 7, 35, 49, 223, 245, 1115, 1561, 2551, 7805, 10927, 12755, 17857, 54635, 89285, 124999, 568873, 624995, 2844365, 3982111, 19910555, 27874777, 139373885]

約数ペア:

[(1, 139373885), (5, 27874777), (7, 19910555), (35, 3982111), (49, 2844365), (223, 624995), (245, 568873), (1115, 124999), (1561, 89285), (2551, 54635), (7805, 17857), (10927, 12755)]