321578270

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{190283}}^1$

素因数の和:190316

約数の個数: 24

約数和(自身を含む): 626795496

約数和(自身を除く): 305217226

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 190283, 380566, 951415, 1902830, 2473679, 4947358, 12368395, 24736790, 32157827, 64315654, 160789135, 321578270]

約数ペア:

[(1, 321578270), (2, 160789135), (5, 64315654), (10, 32157827), (13, 24736790), (26, 12368395), (65, 4947358), (130, 2473679), (169, 1902830), (338, 951415), (845, 380566), (1690, 190283)]