278327067

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{35129}}^1$

素因数の和:35290

約数の個数: 16

約数和(自身を含む): 393456000

約数和(自身を除く): 115128933

約数列:

[1, 3, 19, 57, 139, 417, 2641, 7923, 35129, 105387, 667451, 2002353, 4882931, 14648793, 92775689, 278327067]

約数ペア:

[(1, 278327067), (3, 92775689), (19, 14648793), (57, 4882931), (139, 2002353), (417, 667451), (2641, 105387), (7923, 35129)]