863894223

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{199}}^1\times {\mathrm{479}}^1$

素因数の和:756

約数の個数: 48

約数和(自身を含む): 1347840000

約数和(自身を除く): 483945777

約数列:

[1, 3, 9, 19, 53, 57, 159, 171, 199, 477, 479, 597, 1007, 1437, 1791, 3021, 3781, 4311, 9063, 9101, 10547, 11343, 25387, 27303, 31641, 34029, 76161, 81909, 94923, 95321, 200393, 228483, 285963, 482353, 601179, 857889, 1447059, 1803537, 1811099, 4341177, 5052013, 5433297, 15156039, 16299891, 45468117, 95988247, 287964741, 863894223]

約数ペア:

[(1, 863894223), (3, 287964741), (9, 95988247), (19, 45468117), (53, 16299891), (57, 15156039), (159, 5433297), (171, 5052013), (199, 4341177), (477, 1811099), (479, 1803537), (597, 1447059), (1007, 857889), (1437, 601179), (1791, 482353), (3021, 285963), (3781, 228483), (4311, 200393), (9063, 95321), (9101, 94923), (10547, 81909), (11343, 76161), (25387, 34029), (27303, 31641)]