205323937

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{797}}^1$

素因数の和:985

約数の個数: 32

約数和(自身を含む): 268128000

約数和(自身を除く): 62804063

約数列:

[1, 7, 13, 19, 91, 133, 149, 247, 797, 1043, 1729, 1937, 2831, 5579, 10361, 13559, 15143, 19817, 36803, 72527, 106001, 118753, 196859, 257621, 831271, 1378013, 1543789, 2256307, 10806523, 15794149, 29331991, 205323937]

約数ペア:

[(1, 205323937), (7, 29331991), (13, 15794149), (19, 10806523), (91, 2256307), (133, 1543789), (149, 1378013), (247, 831271), (797, 257621), (1043, 196859), (1729, 118753), (1937, 106001), (2831, 72527), (5579, 36803), (10361, 19817), (13559, 15143)]