216960093

素因数分解:

$3^3\times 7^2\times {\mathrm{163991}}^1$

素因数の和:164014

約数の個数: 24

約数和(自身を含む): 373901760

約数和(自身を除く): 156941667

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 163991, 491973, 1147937, 1475919, 3443811, 4427757, 8035559, 10331433, 24106677, 30994299, 72320031, 216960093]

約数ペア:

[(1, 216960093), (3, 72320031), (7, 30994299), (9, 24106677), (21, 10331433), (27, 8035559), (49, 4427757), (63, 3443811), (147, 1475919), (189, 1147937), (441, 491973), (1323, 163991)]