66690621

素因数分解:

$3^5\times {\mathrm{127}}^1\times {\mathrm{2161}}^1$

素因数の和:2303

約数の個数: 24

約数和(自身を含む): 100731904

約数和(自身を除く): 34041283

約数列:

[1, 3, 9, 27, 81, 127, 243, 381, 1143, 2161, 3429, 6483, 10287, 19449, 30861, 58347, 175041, 274447, 525123, 823341, 2470023, 7410069, 22230207, 66690621]

約数ペア:

[(1, 66690621), (3, 22230207), (9, 7410069), (27, 2470023), (81, 823341), (127, 525123), (243, 274447), (381, 175041), (1143, 58347), (2161, 30861), (3429, 19449), (6483, 10287)]