725291281

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1$

素因数の和:242

約数の個数: 64

約数和(自身を含む): 943439616

約数和(自身を除く): 218148335

約数列:

[1, 11, 13, 17, 61, 67, 73, 143, 187, 221, 671, 737, 793, 803, 871, 949, 1037, 1139, 1241, 2431, 4087, 4453, 4891, 8723, 9581, 10439, 11407, 12529, 13481, 13651, 14807, 16133, 44957, 48983, 53131, 53801, 57889, 63583, 69479, 75701, 83147, 148291, 162877, 177463, 298351, 584441, 636779, 699413, 764269, 832711, 903227, 914617, 984113, 1080911, 3281861, 3878563, 5071967, 9935497, 10825243, 11890021, 42664193, 55791637, 65935571, 725291281]

約数ペア:

[(1, 725291281), (11, 65935571), (13, 55791637), (17, 42664193), (61, 11890021), (67, 10825243), (73, 9935497), (143, 5071967), (187, 3878563), (221, 3281861), (671, 1080911), (737, 984113), (793, 914617), (803, 903227), (871, 832711), (949, 764269), (1037, 699413), (1139, 636779), (1241, 584441), (2431, 298351), (4087, 177463), (4453, 162877), (4891, 148291), (8723, 83147), (9581, 75701), (10439, 69479), (11407, 63583), (12529, 57889), (13481, 53801), (13651, 53131), (14807, 48983), (16133, 44957)]