870824689

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{1171}}^1$

素因数の和:1381

約数の個数: 32

約数和(自身を含む): 1080115200

約数和(自身を除く): 209290511

約数列:

[1, 7, 23, 31, 149, 161, 217, 713, 1043, 1171, 3427, 4619, 4991, 8197, 23989, 26933, 32333, 36301, 106237, 174479, 188531, 254107, 743659, 834923, 1221353, 4013017, 5408849, 5844461, 28091119, 37861943, 124403527, 870824689]

約数ペア:

[(1, 870824689), (7, 124403527), (23, 37861943), (31, 28091119), (149, 5844461), (161, 5408849), (217, 4013017), (713, 1221353), (1043, 834923), (1171, 743659), (3427, 254107), (4619, 188531), (4991, 174479), (8197, 106237), (23989, 36301), (26933, 32333)]