19251687

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{727}}^1$

素因数の和:847

約数の個数: 32

約数和(自身を含む): 31962112

約数和(自身を除く): 12710425

約数列:

[1, 3, 7, 13, 21, 39, 91, 97, 273, 291, 679, 727, 1261, 2037, 2181, 3783, 5089, 8827, 9451, 15267, 26481, 28353, 66157, 70519, 198471, 211557, 493633, 916747, 1480899, 2750241, 6417229, 19251687]

約数ペア:

[(1, 19251687), (3, 6417229), (7, 2750241), (13, 1480899), (21, 916747), (39, 493633), (91, 211557), (97, 198471), (273, 70519), (291, 66157), (679, 28353), (727, 26481), (1261, 15267), (2037, 9451), (2181, 8827), (3783, 5089)]