15978692015

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{421657}}^1$

素因数の和:421739

約数の個数: 32

約数和(自身を含む): 22951688256

約数和(自身を除く): 6972996241

約数列:

[1, 5, 11, 13, 53, 55, 65, 143, 265, 583, 689, 715, 2915, 3445, 7579, 37895, 421657, 2108285, 4638227, 5481541, 22347821, 23191135, 27407705, 60296951, 111739105, 245826031, 290521673, 301484755, 1229130155, 1452608365, 3195738403, 15978692015]

約数ペア:

[(1, 15978692015), (5, 3195738403), (11, 1452608365), (13, 1229130155), (53, 301484755), (55, 290521673), (65, 245826031), (143, 111739105), (265, 60296951), (583, 27407705), (689, 23191135), (715, 22347821), (2915, 5481541), (3445, 4638227), (7579, 2108285), (37895, 421657)]