81886434

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{6229}}^1$

素因数の和:6554

約数の個数: 32

約数和(自身を含む): 187797120

約数和(自身を除く): 105910686

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 313, 626, 939, 1878, 2191, 4382, 6229, 6573, 12458, 13146, 18687, 37374, 43603, 87206, 130809, 261618, 1949677, 3899354, 5849031, 11698062, 13647739, 27295478, 40943217, 81886434]

約数ペア:

[(1, 81886434), (2, 40943217), (3, 27295478), (6, 13647739), (7, 11698062), (14, 5849031), (21, 3899354), (42, 1949677), (313, 261618), (626, 130809), (939, 87206), (1878, 43603), (2191, 37374), (4382, 18687), (6229, 13146), (6573, 12458)]