177940719

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{457}}^1$

素因数の和:522

約数の個数: 80

約数和(自身を含む): 319207680

約数和(自身を除く): 141266961

約数列:

[1, 3, 9, 11, 19, 23, 27, 33, 57, 69, 81, 99, 171, 207, 209, 253, 297, 437, 457, 513, 621, 627, 759, 891, 1311, 1371, 1539, 1863, 1881, 2277, 3933, 4113, 4807, 5027, 5643, 6831, 8683, 10511, 11799, 12339, 14421, 15081, 16929, 20493, 26049, 31533, 35397, 37017, 43263, 45243, 78147, 94599, 95513, 115621, 129789, 135729, 199709, 234441, 283797, 286539, 346863, 389367, 407187, 599127, 703323, 851391, 859617, 1040589, 1797381, 2196799, 2578851, 3121767, 5392143, 6590397, 7736553, 9365301, 16176429, 19771191, 59313573, 177940719]

約数ペア:

[(1, 177940719), (3, 59313573), (9, 19771191), (11, 16176429), (19, 9365301), (23, 7736553), (27, 6590397), (33, 5392143), (57, 3121767), (69, 2578851), (81, 2196799), (99, 1797381), (171, 1040589), (207, 859617), (209, 851391), (253, 703323), (297, 599127), (437, 407187), (457, 389367), (513, 346863), (621, 286539), (627, 283797), (759, 234441), (891, 199709), (1311, 135729), (1371, 129789), (1539, 115621), (1863, 95513), (1881, 94599), (2277, 78147), (3933, 45243), (4113, 43263), (4807, 37017), (5027, 35397), (5643, 31533), (6831, 26049), (8683, 20493), (10511, 16929), (11799, 15081), (12339, 14421)]