43191981

素因数分解:

$3^3\times 7^2\times {\mathrm{32647}}^1$

素因数の和:32670

約数の個数: 24

約数和(自身を含む): 74437440

約数和(自身を除く): 31245459

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 32647, 97941, 228529, 293823, 685587, 881469, 1599703, 2056761, 4799109, 6170283, 14397327, 43191981]

約数ペア:

[(1, 43191981), (3, 14397327), (7, 6170283), (9, 4799109), (21, 2056761), (27, 1599703), (49, 881469), (63, 685587), (147, 293823), (189, 228529), (441, 97941), (1323, 32647)]