289301978

素因数分解:

$2^1\times 7^3\times {\mathrm{83}}^1\times {\mathrm{5081}}^1$

素因数の和:5187

約数の個数: 32

約数和(自身を含む): 512265600

約数和(自身を除く): 222963622

約数列:

[1, 2, 7, 14, 49, 83, 98, 166, 343, 581, 686, 1162, 4067, 5081, 8134, 10162, 28469, 35567, 56938, 71134, 248969, 421723, 497938, 843446, 1742783, 2952061, 3485566, 5904122, 20664427, 41328854, 144650989, 289301978]

約数ペア:

[(1, 289301978), (2, 144650989), (7, 41328854), (14, 20664427), (49, 5904122), (83, 3485566), (98, 2952061), (166, 1742783), (343, 843446), (581, 497938), (686, 421723), (1162, 248969), (4067, 71134), (5081, 56938), (8134, 35567), (10162, 28469)]