181969491

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{1217}}^1$

素因数の和:1451

約数の個数: 32

約数和(自身を含む): 277820928

約数和(自身を除く): 95851437

約数列:

[1, 3, 11, 23, 33, 69, 197, 253, 591, 759, 1217, 2167, 3651, 4531, 6501, 13387, 13593, 27991, 40161, 49841, 83973, 149523, 239749, 307901, 719247, 923703, 2637239, 5514227, 7911717, 16542681, 60656497, 181969491]

約数ペア:

[(1, 181969491), (3, 60656497), (11, 16542681), (23, 7911717), (33, 5514227), (69, 2637239), (197, 923703), (253, 719247), (591, 307901), (759, 239749), (1217, 149523), (2167, 83973), (3651, 49841), (4531, 40161), (6501, 27991), (13387, 13593)]