66505502

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{128389}}^1$

素因数の和:128435

約数の個数: 16

約数和(自身を含む): 117091680

約数和(自身を除く): 50586178

約数列:

[1, 2, 7, 14, 37, 74, 259, 518, 128389, 256778, 898723, 1797446, 4750393, 9500786, 33252751, 66505502]

約数ペア:

[(1, 66505502), (2, 33252751), (7, 9500786), (14, 4750393), (37, 1797446), (74, 898723), (259, 256778), (518, 128389)]