858830121

素因数分解:

$3^4\times {\mathrm{137}}^1\times {\mathrm{193}}^1\times {\mathrm{401}}^1$

素因数の和:743

約数の個数: 40

約数和(自身を含む): 1302243624

約数和(自身を除く): 443413503

約数列:

[1, 3, 9, 27, 81, 137, 193, 401, 411, 579, 1203, 1233, 1737, 3609, 3699, 5211, 10827, 11097, 15633, 26441, 32481, 54937, 77393, 79323, 164811, 232179, 237969, 494433, 696537, 713907, 1483299, 2089611, 2141721, 4449897, 6268833, 10602841, 31808523, 95425569, 286276707, 858830121]

約数ペア:

[(1, 858830121), (3, 286276707), (9, 95425569), (27, 31808523), (81, 10602841), (137, 6268833), (193, 4449897), (401, 2141721), (411, 2089611), (579, 1483299), (1203, 713907), (1233, 696537), (1737, 494433), (3609, 237969), (3699, 232179), (5211, 164811), (10827, 79323), (11097, 77393), (15633, 54937), (26441, 32481)]