388889433

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{18553}}^1$

素因数の和:18713

約数の個数: 24

約数和(自身を含む): 599145768

約数和(自身を除く): 210256335

約数列:

[1, 3, 9, 17, 51, 137, 153, 411, 1233, 2329, 6987, 18553, 20961, 55659, 166977, 315401, 946203, 2541761, 2838609, 7625283, 22875849, 43209937, 129629811, 388889433]

約数ペア:

[(1, 388889433), (3, 129629811), (9, 43209937), (17, 22875849), (51, 7625283), (137, 2838609), (153, 2541761), (411, 946203), (1233, 315401), (2329, 166977), (6987, 55659), (18553, 20961)]