287020013

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{24421}}^1$

素因数の和:24524

約数の個数: 16

約数和(自身を含む): 346987776

約数和(自身を除く): 59967763

約数列:

[1, 7, 23, 73, 161, 511, 1679, 11753, 24421, 170947, 561683, 1782733, 3931781, 12479131, 41002859, 287020013]

約数ペア:

[(1, 287020013), (7, 41002859), (23, 12479131), (73, 3931781), (161, 1782733), (511, 561683), (1679, 170947), (11753, 24421)]