1388897973

素因数分解:

$3^2\times {\mathrm{79}}^1\times {\mathrm{1367}}^1\times {\mathrm{1429}}^1$

素因数の和:2881

約数の個数: 24

約数和(自身を含む): 2034489600

約数和(自身を除く): 645591627

約数列:

[1, 3, 9, 79, 237, 711, 1367, 1429, 4101, 4287, 12303, 12861, 107993, 112891, 323979, 338673, 971937, 1016019, 1953443, 5860329, 17580987, 154321997, 462965991, 1388897973]

約数ペア:

[(1, 1388897973), (3, 462965991), (9, 154321997), (79, 17580987), (237, 5860329), (711, 1953443), (1367, 1016019), (1429, 971937), (4101, 338673), (4287, 323979), (12303, 112891), (12861, 107993)]