39749157

素因数分解:

$3^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1$

素因数の和:199

約数の個数: 64

約数和(自身を含む): 70850560

約数和(自身を除く): 31101403

約数列:

[1, 3, 7, 9, 21, 27, 43, 63, 67, 73, 129, 189, 201, 219, 301, 387, 469, 511, 603, 657, 903, 1161, 1407, 1533, 1809, 1971, 2709, 2881, 3139, 4221, 4599, 4891, 8127, 8643, 9417, 12663, 13797, 14673, 20167, 21973, 25929, 28251, 34237, 44019, 60501, 65919, 77787, 84753, 102711, 132057, 181503, 197757, 210313, 308133, 544509, 593271, 630939, 924399, 1472191, 1892817, 4416573, 5678451, 13249719, 39749157]

約数ペア:

[(1, 39749157), (3, 13249719), (7, 5678451), (9, 4416573), (21, 1892817), (27, 1472191), (43, 924399), (63, 630939), (67, 593271), (73, 544509), (129, 308133), (189, 210313), (201, 197757), (219, 181503), (301, 132057), (387, 102711), (469, 84753), (511, 77787), (603, 65919), (657, 60501), (903, 44019), (1161, 34237), (1407, 28251), (1533, 25929), (1809, 21973), (1971, 20167), (2709, 14673), (2881, 13797), (3139, 12663), (4221, 9417), (4599, 8643), (4891, 8127)]