81291614

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{281}}^1\times {\mathrm{331}}^1$

素因数の和:656

約数の個数: 32

約数和(自身を含む): 134818560

約数和(自身を除く): 53526946

約数列:

[1, 2, 19, 23, 38, 46, 281, 331, 437, 562, 662, 874, 5339, 6289, 6463, 7613, 10678, 12578, 12926, 15226, 93011, 122797, 144647, 186022, 245594, 289294, 1767209, 2139253, 3534418, 4278506, 40645807, 81291614]

約数ペア:

[(1, 81291614), (2, 40645807), (19, 4278506), (23, 3534418), (38, 2139253), (46, 1767209), (281, 289294), (331, 245594), (437, 186022), (562, 144647), (662, 122797), (874, 93011), (5339, 15226), (6289, 12926), (6463, 12578), (7613, 10678)]