78890756

素因数分解:

$2^2\times 7^1\times {\mathrm{389}}^1\times {\mathrm{7243}}^1$

素因数の和:7643

約数の個数: 24

約数和(自身を含む): 158208960

約数和(自身を除く): 79318204

約数列:

[1, 2, 4, 7, 14, 28, 389, 778, 1556, 2723, 5446, 7243, 10892, 14486, 28972, 50701, 101402, 202804, 2817527, 5635054, 11270108, 19722689, 39445378, 78890756]

約数ペア:

[(1, 78890756), (2, 39445378), (4, 19722689), (7, 11270108), (14, 5635054), (28, 2817527), (389, 202804), (778, 101402), (1556, 50701), (2723, 28972), (5446, 14486), (7243, 10892)]