208730483925

素因数分解:

$3^1\times 5^2\times {\mathrm{1997}}^1\times {\mathrm{1393627}}^1$

素因数の和:1395637

約数の個数: 24

約数和(自身を含む): 345274124256

約数和(自身を除く): 136543640331

約数列:

[1, 3, 5, 15, 25, 75, 1997, 5991, 9985, 29955, 49925, 149775, 1393627, 4180881, 6968135, 20904405, 34840675, 104522025, 2783073119, 8349219357, 13915365595, 41746096785, 69576827975, 208730483925]

約数ペア:

[(1, 208730483925), (3, 69576827975), (5, 41746096785), (15, 13915365595), (25, 8349219357), (75, 2783073119), (1997, 104522025), (5991, 34840675), (9985, 20904405), (29955, 6968135), (49925, 4180881), (149775, 1393627)]