81543266

素因数分解:

$2^1\times 7^1\times {\mathrm{419}}^1\times {\mathrm{13901}}^1$

素因数の和:14329

約数の個数: 16

約数和(自身を含む): 140132160

約数和(自身を除く): 58588894

約数列:

[1, 2, 7, 14, 419, 838, 2933, 5866, 13901, 27802, 97307, 194614, 5824519, 11649038, 40771633, 81543266]

約数ペア:

[(1, 81543266), (2, 40771633), (7, 11649038), (14, 5824519), (419, 194614), (838, 97307), (2933, 27802), (5866, 13901)]