201450990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{516541}}^1$

素因数の和:516564

約数の個数: 32

約数和(自身を含む): 520674336

約数和(自身を除く): 319223346

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 516541, 1033082, 1549623, 2582705, 3099246, 5165410, 6715033, 7748115, 13430066, 15496230, 20145099, 33575165, 40290198, 67150330, 100725495, 201450990]

約数ペア:

[(1, 201450990), (2, 100725495), (3, 67150330), (5, 40290198), (6, 33575165), (10, 20145099), (13, 15496230), (15, 13430066), (26, 7748115), (30, 6715033), (39, 5165410), (65, 3099246), (78, 2582705), (130, 1549623), (195, 1033082), (390, 516541)]