25633413

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{887}}^1$

素因数の和:938

約数の個数: 36

約数和(自身を含む): 42251040

約数和(自身を除く): 16617627

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 169, 171, 247, 507, 741, 887, 1521, 2223, 2661, 3211, 7983, 9633, 11531, 16853, 28899, 34593, 50559, 103779, 149903, 151677, 219089, 449709, 657267, 1349127, 1971801, 2848157, 8544471, 25633413]

約数ペア:

[(1, 25633413), (3, 8544471), (9, 2848157), (13, 1971801), (19, 1349127), (39, 657267), (57, 449709), (117, 219089), (169, 151677), (171, 149903), (247, 103779), (507, 50559), (741, 34593), (887, 28899), (1521, 16853), (2223, 11531), (2661, 9633), (3211, 7983)]