4072249727

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2355263}}^1$

素因数の和:2355302

約数の個数: 16

約数和(自身を含む): 5275791360

約数和(自身を除く): 1203541633

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 2355263, 16486841, 30618419, 44749997, 214328933, 313249979, 581749961, 4072249727]

約数ペア:

[(1, 4072249727), (7, 581749961), (13, 313249979), (19, 214328933), (91, 44749997), (133, 30618419), (247, 16486841), (1729, 2355263)]