1081899

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1321}}^1$

素因数の和:1347

約数の個数: 24

約数和(自身を含む): 1924832

約数和(自身を除く): 842933

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 1321, 3963, 9247, 11889, 17173, 27741, 51519, 83223, 120211, 154557, 360633, 1081899]

約数ペア:

[(1, 1081899), (3, 360633), (7, 154557), (9, 120211), (13, 83223), (21, 51519), (39, 27741), (63, 17173), (91, 11889), (117, 9247), (273, 3963), (819, 1321)]