1221000565

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{60133}}^1$

素因数の和:60300

約数の個数: 16

約数和(自身を含む): 1524036096

約数和(自身を除く): 303035531

約数列:

[1, 5, 31, 131, 155, 655, 4061, 20305, 60133, 300665, 1864123, 7877423, 9320615, 39387115, 244200113, 1221000565]

約数ペア:

[(1, 1221000565), (5, 244200113), (31, 39387115), (131, 9320615), (155, 7877423), (655, 1864123), (4061, 300665), (20305, 60133)]