388467079

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{359}}^1$

素因数の和:460

約数の個数: 64

約数和(自身を含む): 557383680

約数和(自身を除く): 168916601

約数列:

[1, 7, 11, 13, 23, 47, 77, 91, 143, 161, 253, 299, 329, 359, 517, 611, 1001, 1081, 1771, 2093, 2513, 3289, 3619, 3949, 4277, 4667, 6721, 7567, 8257, 11891, 14053, 16873, 23023, 27643, 32669, 47047, 51337, 57799, 83237, 90827, 98371, 107341, 118111, 154583, 185603, 219349, 359359, 388079, 635789, 751387, 1082081, 1180751, 1299221, 1535443, 2412839, 2716553, 4268869, 5045027, 8265257, 16889873, 29882083, 35315189, 55495297, 388467079]

約数ペア:

[(1, 388467079), (7, 55495297), (11, 35315189), (13, 29882083), (23, 16889873), (47, 8265257), (77, 5045027), (91, 4268869), (143, 2716553), (161, 2412839), (253, 1535443), (299, 1299221), (329, 1180751), (359, 1082081), (517, 751387), (611, 635789), (1001, 388079), (1081, 359359), (1771, 219349), (2093, 185603), (2513, 154583), (3289, 118111), (3619, 107341), (3949, 98371), (4277, 90827), (4667, 83237), (6721, 57799), (7567, 51337), (8257, 47047), (11891, 32669), (14053, 27643), (16873, 23023)]