15671009921

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{571}}^1\times {\mathrm{701}}^1$

素因数の和:1350

約数の個数: 48

約数和(自身を含む): 19775238912

約数和(自身を除く): 4104228991

約数列:

[1, 7, 17, 47, 49, 119, 329, 571, 701, 799, 833, 2303, 3997, 4907, 5593, 9707, 11917, 26837, 27979, 32947, 34349, 39151, 67949, 83419, 187859, 230629, 400271, 456229, 475643, 560099, 583933, 1315013, 1614403, 2801897, 3193603, 3920693, 6804607, 18812737, 19613279, 22355221, 27444851, 47632249, 131689159, 319816529, 333425743, 921824113, 2238715703, 15671009921]

約数ペア:

[(1, 15671009921), (7, 2238715703), (17, 921824113), (47, 333425743), (49, 319816529), (119, 131689159), (329, 47632249), (571, 27444851), (701, 22355221), (799, 19613279), (833, 18812737), (2303, 6804607), (3997, 3920693), (4907, 3193603), (5593, 2801897), (9707, 1614403), (11917, 1315013), (26837, 583933), (27979, 560099), (32947, 475643), (34349, 456229), (39151, 400271), (67949, 230629), (83419, 187859)]