371657889

素因数分解:

$3^4\times {\mathrm{53}}^1\times {\mathrm{86573}}^1$

素因数の和:86638

約数の個数: 20

約数和(自身を含む): 565674516

約数和(自身を除く): 194016627

約数列:

[1, 3, 9, 27, 53, 81, 159, 477, 1431, 4293, 86573, 259719, 779157, 2337471, 4588369, 7012413, 13765107, 41295321, 123885963, 371657889]

約数ペア:

[(1, 371657889), (3, 123885963), (9, 41295321), (27, 13765107), (53, 7012413), (81, 4588369), (159, 2337471), (477, 779157), (1431, 259719), (4293, 86573)]