171751710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{440389}}^1$

素因数の和:440412

約数の個数: 32

約数和(自身を含む): 443913120

約数和(自身を除く): 272161410

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 440389, 880778, 1321167, 2201945, 2642334, 4403890, 5725057, 6605835, 11450114, 13211670, 17175171, 28625285, 34350342, 57250570, 85875855, 171751710]

約数ペア:

[(1, 171751710), (2, 85875855), (3, 57250570), (5, 34350342), (6, 28625285), (10, 17175171), (13, 13211670), (15, 11450114), (26, 6605835), (30, 5725057), (39, 4403890), (65, 2642334), (78, 2201945), (130, 1321167), (195, 880778), (390, 440389)]