8437995

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:240

約数の個数: 48

約数和(自身を含む): 15724800

約数和(自身を除く): 7286805

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 71, 95, 139, 171, 213, 285, 355, 417, 639, 695, 855, 1065, 1251, 1349, 2085, 2641, 3195, 4047, 6255, 6745, 7923, 9869, 12141, 13205, 20235, 23769, 29607, 39615, 49345, 60705, 88821, 118845, 148035, 187511, 444105, 562533, 937555, 1687599, 2812665, 8437995]

約数ペア:

[(1, 8437995), (3, 2812665), (5, 1687599), (9, 937555), (15, 562533), (19, 444105), (45, 187511), (57, 148035), (71, 118845), (95, 88821), (139, 60705), (171, 49345), (213, 39615), (285, 29607), (355, 23769), (417, 20235), (639, 13205), (695, 12141), (855, 9869), (1065, 7923), (1251, 6745), (1349, 6255), (2085, 4047), (2641, 3195)]