2545130007

素因数分解:

$3^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{399989}}^1$

素因数の和:400103

約数の個数: 24

約数和(自身を含む): 4243093920

約数和(自身を除く): 1697963913

約数列:

[1, 3, 7, 9, 21, 63, 101, 303, 707, 909, 2121, 6363, 399989, 1199967, 2799923, 3599901, 8399769, 25199307, 40398889, 121196667, 282792223, 363590001, 848376669, 2545130007]

約数ペア:

[(1, 2545130007), (3, 848376669), (7, 363590001), (9, 282792223), (21, 121196667), (63, 40398889), (101, 25199307), (303, 8399769), (707, 3599901), (909, 2799923), (2121, 1199967), (6363, 399989)]