78998143

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1601}}^1$

素因数の和:1687

約数の個数: 24

約数和(自身を含む): 98619120

約数和(自身を除く): 19620977

約数列:

[1, 7, 19, 49, 53, 133, 371, 931, 1007, 1601, 2597, 7049, 11207, 30419, 49343, 78449, 84853, 212933, 593971, 1490531, 1612207, 4157797, 11285449, 78998143]

約数ペア:

[(1, 78998143), (7, 11285449), (19, 4157797), (49, 1612207), (53, 1490531), (133, 593971), (371, 212933), (931, 84853), (1007, 78449), (1601, 49343), (2597, 30419), (7049, 11207)]