1278942

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{823}}^1$

素因数の和:872

約数の個数: 32

約数和(自身を含む): 3005952

約数和(自身を除く): 1727010

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 74, 111, 222, 259, 518, 777, 823, 1554, 1646, 2469, 4938, 5761, 11522, 17283, 30451, 34566, 60902, 91353, 182706, 213157, 426314, 639471, 1278942]

約数ペア:

[(1, 1278942), (2, 639471), (3, 426314), (6, 213157), (7, 182706), (14, 91353), (21, 60902), (37, 34566), (42, 30451), (74, 17283), (111, 11522), (222, 5761), (259, 4938), (518, 2469), (777, 1646), (823, 1554)]