678289923

素因数分解:

$3^3\times {\mathrm{173}}^1\times {\mathrm{145213}}^1$

素因数の和:145395

約数の個数: 16

約数和(自身を含む): 1010689440

約数和(自身を除く): 332399517

約数列:

[1, 3, 9, 27, 173, 519, 1557, 4671, 145213, 435639, 1306917, 3920751, 25121849, 75365547, 226096641, 678289923]

約数ペア:

[(1, 678289923), (3, 226096641), (9, 75365547), (27, 25121849), (173, 3920751), (519, 1306917), (1557, 435639), (4671, 145213)]