164417211

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{2903}}^1$

素因数の和:2976

約数の個数: 48

約数和(自身を含む): 289935360

約数和(自身を除く): 125518149

約数列:

[1, 3, 7, 9, 21, 29, 31, 63, 87, 93, 203, 217, 261, 279, 609, 651, 899, 1827, 1953, 2697, 2903, 6293, 8091, 8709, 18879, 20321, 26127, 56637, 60963, 84187, 89993, 182889, 252561, 269979, 589309, 629951, 757683, 809937, 1767927, 1889853, 2609797, 5303781, 5669559, 7829391, 18268579, 23488173, 54805737, 164417211]

約数ペア:

[(1, 164417211), (3, 54805737), (7, 23488173), (9, 18268579), (21, 7829391), (29, 5669559), (31, 5303781), (63, 2609797), (87, 1889853), (93, 1767927), (203, 809937), (217, 757683), (261, 629951), (279, 589309), (609, 269979), (651, 252561), (899, 182889), (1827, 89993), (1953, 84187), (2697, 60963), (2903, 56637), (6293, 26127), (8091, 20321), (8709, 18879)]