7221045

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1949}}^1$

素因数の和:1989

約数の個数: 32

約数和(自身を含む): 13104000

約数和(自身を除く): 5882955

約数列:

[1, 3, 5, 13, 15, 19, 39, 57, 65, 95, 195, 247, 285, 741, 1235, 1949, 3705, 5847, 9745, 25337, 29235, 37031, 76011, 111093, 126685, 185155, 380055, 481403, 555465, 1444209, 2407015, 7221045]

約数ペア:

[(1, 7221045), (3, 2407015), (5, 1444209), (13, 555465), (15, 481403), (19, 380055), (39, 185155), (57, 126685), (65, 111093), (95, 76011), (195, 37031), (247, 29235), (285, 25337), (741, 9745), (1235, 5847), (1949, 3705)]