87570791

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{503}}^1$

素因数の和:564

約数の個数: 48

約数和(自身を含む): 124104960

約数和(自身を除く): 36534169

約数列:

[1, 7, 11, 17, 19, 49, 77, 119, 133, 187, 209, 323, 503, 539, 833, 931, 1309, 1463, 2261, 3521, 3553, 5533, 8551, 9163, 9557, 10241, 15827, 24647, 24871, 38731, 59857, 66899, 94061, 105127, 162469, 174097, 271117, 418999, 468293, 658427, 735889, 1137283, 1787159, 4608989, 5151223, 7960981, 12510113, 87570791]

約数ペア:

[(1, 87570791), (7, 12510113), (11, 7960981), (17, 5151223), (19, 4608989), (49, 1787159), (77, 1137283), (119, 735889), (133, 658427), (187, 468293), (209, 418999), (323, 271117), (503, 174097), (539, 162469), (833, 105127), (931, 94061), (1309, 66899), (1463, 59857), (2261, 38731), (3521, 24871), (3553, 24647), (5533, 15827), (8551, 10241), (9163, 9557)]