2015201279

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{248821}}^1$

素因数の和:248930

約数の個数: 16

約数和(自身を含む): 2508125760

約数和(自身を除く): 492924481

約数列:

[1, 7, 13, 89, 91, 623, 1157, 8099, 248821, 1741747, 3234673, 22145069, 22642711, 155015483, 287885897, 2015201279]

約数ペア:

[(1, 2015201279), (7, 287885897), (13, 155015483), (89, 22642711), (91, 22145069), (623, 3234673), (1157, 1741747), (8099, 248821)]