208911672

素因数分解:

$2^3\times 3^2\times {\mathrm{389}}^1\times {\mathrm{7459}}^1$

素因数の和:7860

約数の個数: 48

約数和(自身を含む): 567333000

約数和(自身を除く): 358421328

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 389, 778, 1167, 1556, 2334, 3112, 3501, 4668, 7002, 7459, 9336, 14004, 14918, 22377, 28008, 29836, 44754, 59672, 67131, 89508, 134262, 179016, 268524, 537048, 2901551, 5803102, 8704653, 11606204, 17409306, 23212408, 26113959, 34818612, 52227918, 69637224, 104455836, 208911672]

約数ペア:

[(1, 208911672), (2, 104455836), (3, 69637224), (4, 52227918), (6, 34818612), (8, 26113959), (9, 23212408), (12, 17409306), (18, 11606204), (24, 8704653), (36, 5803102), (72, 2901551), (389, 537048), (778, 268524), (1167, 179016), (1556, 134262), (2334, 89508), (3112, 67131), (3501, 59672), (4668, 44754), (7002, 29836), (7459, 28008), (9336, 22377), (14004, 14918)]