25881401

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{14969}}^1$

素因数の和:15008

約数の個数: 16

約数和(自身を含む): 33532800

約数和(自身を除く): 7651399

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 14969, 104783, 194597, 284411, 1362179, 1990877, 3697343, 25881401]

約数ペア:

[(1, 25881401), (7, 3697343), (13, 1990877), (19, 1362179), (91, 284411), (133, 194597), (247, 104783), (1729, 14969)]