78739154

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{8389}}^1$

素因数の和:8442

約数の個数: 24

約数和(自身を含む): 134256780

約数和(自身を除く): 55517626

約数列:

[1, 2, 13, 19, 26, 38, 247, 361, 494, 722, 4693, 8389, 9386, 16778, 109057, 159391, 218114, 318782, 2072083, 3028429, 4144166, 6056858, 39369577, 78739154]

約数ペア:

[(1, 78739154), (2, 39369577), (13, 6056858), (19, 4144166), (26, 3028429), (38, 2072083), (247, 318782), (361, 218114), (494, 159391), (722, 109057), (4693, 16778), (8389, 9386)]