15804519913

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{293}}^1\times {\mathrm{19121}}^1$

素因数の和:19465

約数の個数: 32

約数和(自身を含む): 20148774912

約数和(自身を除く): 4344254999

約数列:

[1, 7, 13, 31, 91, 217, 293, 403, 2051, 2821, 3809, 9083, 19121, 26663, 63581, 118079, 133847, 248573, 592751, 826553, 1740011, 4149257, 5602453, 7705763, 39217171, 53940341, 72831889, 173676043, 509823223, 1215732301, 2257788559, 15804519913]

約数ペア:

[(1, 15804519913), (7, 2257788559), (13, 1215732301), (31, 509823223), (91, 173676043), (217, 72831889), (293, 53940341), (403, 39217171), (2051, 7705763), (2821, 5602453), (3809, 4149257), (9083, 1740011), (19121, 826553), (26663, 592751), (63581, 248573), (118079, 133847)]