211040053

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{509}}^1\times {\mathrm{971}}^1$

素因数の和:1548

約数の個数: 16

約数和(自身を含む): 245877120

約数和(自身を除く): 34837067

約数列:

[1, 7, 61, 427, 509, 971, 3563, 6797, 31049, 59231, 217343, 414617, 494239, 3459673, 30148579, 211040053]

約数ペア:

[(1, 211040053), (7, 30148579), (61, 3459673), (427, 494239), (509, 414617), (971, 217343), (3563, 59231), (6797, 31049)]