861361158

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{20508599}}^1$

素因数の和:20508611

約数の個数: 16

約数和(自身を含む): 1968825600

約数和(自身を除く): 1107464442

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 20508599, 41017198, 61525797, 123051594, 143560193, 287120386, 430680579, 861361158]

約数ペア:

[(1, 861361158), (2, 430680579), (3, 287120386), (6, 143560193), (7, 123051594), (14, 61525797), (21, 41017198), (42, 20508599)]