251670057

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{233}}^1\times {\mathrm{21179}}^1$

素因数の和:21432

約数の個数: 16

約数和(自身を含む): 356840640

約数和(自身を除く): 105170583

約数列:

[1, 3, 17, 51, 233, 699, 3961, 11883, 21179, 63537, 360043, 1080129, 4934707, 14804121, 83890019, 251670057]

約数ペア:

[(1, 251670057), (3, 83890019), (17, 14804121), (51, 4934707), (233, 1080129), (699, 360043), (3961, 63537), (11883, 21179)]