638232315

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{443}}^1\times {\mathrm{13721}}^1$

素因数の和:14179

約数の個数: 32

約数和(自身を含む): 1169773056

約数和(自身を除く): 531540741

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 443, 1329, 2215, 3101, 6645, 9303, 13721, 15505, 41163, 46515, 68605, 96047, 205815, 288141, 480235, 1440705, 6078403, 18235209, 30392015, 42548821, 91176045, 127646463, 212744105, 638232315]

約数ペア:

[(1, 638232315), (3, 212744105), (5, 127646463), (7, 91176045), (15, 42548821), (21, 30392015), (35, 18235209), (105, 6078403), (443, 1440705), (1329, 480235), (2215, 288141), (3101, 205815), (6645, 96047), (9303, 68605), (13721, 46515), (15505, 41163)]