1340749989

素因数分解:

$3^4\times {\mathrm{151}}^1\times {\mathrm{109619}}^1$

素因数の和:109782

約数の個数: 20

約数和(自身を含む): 2016131040

約数和(自身を除く): 675381051

約数列:

[1, 3, 9, 27, 81, 151, 453, 1359, 4077, 12231, 109619, 328857, 986571, 2959713, 8879139, 16552469, 49657407, 148972221, 446916663, 1340749989]

約数ペア:

[(1, 1340749989), (3, 446916663), (9, 148972221), (27, 49657407), (81, 16552469), (151, 8879139), (453, 2959713), (1359, 986571), (4077, 328857), (12231, 109619)]