78657986

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{17107}}^1$

素因数の和:17150

約数の個数: 24

約数和(自身を含む): 136521840

約数和(自身を除く): 57863854

約数列:

[1, 2, 11, 19, 22, 38, 121, 209, 242, 418, 2299, 4598, 17107, 34214, 188177, 325033, 376354, 650066, 2069947, 3575363, 4139894, 7150726, 39328993, 78657986]

約数ペア:

[(1, 78657986), (2, 39328993), (11, 7150726), (19, 4139894), (22, 3575363), (38, 2069947), (121, 650066), (209, 376354), (242, 325033), (418, 188177), (2299, 34214), (4598, 17107)]