255224190

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{654421}}^1$

素因数の和:654444

約数の個数: 32

約数和(自身を含む): 659657376

約数和(自身を除く): 404433186

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 654421, 1308842, 1963263, 3272105, 3926526, 6544210, 8507473, 9816315, 17014946, 19632630, 25522419, 42537365, 51044838, 85074730, 127612095, 255224190]

約数ペア:

[(1, 255224190), (2, 127612095), (3, 85074730), (5, 51044838), (6, 42537365), (10, 25522419), (13, 19632630), (15, 17014946), (26, 9816315), (30, 8507473), (39, 6544210), (65, 3926526), (78, 3272105), (130, 1963263), (195, 1308842), (390, 654421)]