78335554

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1\times {\mathrm{617}}^1$

素因数の和:858

約数の個数: 32

約数和(自身を含む): 133488000

約数和(自身を除く): 55152446

約数列:

[1, 2, 11, 22, 29, 58, 199, 319, 398, 617, 638, 1234, 2189, 4378, 5771, 6787, 11542, 13574, 17893, 35786, 63481, 122783, 126962, 196823, 245566, 393646, 1350613, 2701226, 3560707, 7121414, 39167777, 78335554]

約数ペア:

[(1, 78335554), (2, 39167777), (11, 7121414), (22, 3560707), (29, 2701226), (58, 1350613), (199, 393646), (319, 245566), (398, 196823), (617, 126962), (638, 122783), (1234, 63481), (2189, 35786), (4378, 17893), (5771, 13574), (6787, 11542)]