171970045

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{8191}}^1$

素因数の和:8245

約数の個数: 32

約数和(自身を含む): 247726080

約数和(自身を除く): 75756035

約数列:

[1, 5, 13, 17, 19, 65, 85, 95, 221, 247, 323, 1105, 1235, 1615, 4199, 8191, 20995, 40955, 106483, 139247, 155629, 532415, 696235, 778145, 1810211, 2023177, 2645693, 9051055, 10115885, 13228465, 34394009, 171970045]

約数ペア:

[(1, 171970045), (5, 34394009), (13, 13228465), (17, 10115885), (19, 9051055), (65, 2645693), (85, 2023177), (95, 1810211), (221, 778145), (247, 696235), (323, 532415), (1105, 155629), (1235, 139247), (1615, 106483), (4199, 40955), (8191, 20995)]