156728894

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{1873}}^1$

素因数の和:2064

約数の個数: 32

約数和(自身を含む): 277052160

約数和(自身を除く): 120323266

約数列:

[1, 2, 7, 14, 43, 86, 139, 278, 301, 602, 973, 1873, 1946, 3746, 5977, 11954, 13111, 26222, 41839, 80539, 83678, 161078, 260347, 520694, 563773, 1127546, 1822429, 3644858, 11194921, 22389842, 78364447, 156728894]

約数ペア:

[(1, 156728894), (2, 78364447), (7, 22389842), (14, 11194921), (43, 3644858), (86, 1822429), (139, 1127546), (278, 563773), (301, 520694), (602, 260347), (973, 161078), (1873, 83678), (1946, 80539), (3746, 41839), (5977, 26222), (11954, 13111)]