25693278

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{329401}}^1$

素因数の和:329419

約数の個数: 16

約数和(自身を含む): 55339536

約数和(自身を除く): 29646258

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 329401, 658802, 988203, 1976406, 4282213, 8564426, 12846639, 25693278]

約数ペア:

[(1, 25693278), (2, 12846639), (3, 8564426), (6, 4282213), (13, 1976406), (26, 988203), (39, 658802), (78, 329401)]