28666616

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{239}}^1$

素因数の和:332

約数の個数: 64

約数和(自身を含む): 62208000

約数和(自身を除く): 33541384

約数列:

[1, 2, 4, 8, 11, 22, 29, 44, 47, 58, 88, 94, 116, 188, 232, 239, 319, 376, 478, 517, 638, 956, 1034, 1276, 1363, 1912, 2068, 2552, 2629, 2726, 4136, 5258, 5452, 6931, 10516, 10904, 11233, 13862, 14993, 21032, 22466, 27724, 29986, 44932, 55448, 59972, 76241, 89864, 119944, 123563, 152482, 247126, 304964, 325757, 494252, 609928, 651514, 988504, 1303028, 2606056, 3583327, 7166654, 14333308, 28666616]

約数ペア:

[(1, 28666616), (2, 14333308), (4, 7166654), (8, 3583327), (11, 2606056), (22, 1303028), (29, 988504), (44, 651514), (47, 609928), (58, 494252), (88, 325757), (94, 304964), (116, 247126), (188, 152482), (232, 123563), (239, 119944), (319, 89864), (376, 76241), (478, 59972), (517, 55448), (638, 44932), (956, 29986), (1034, 27724), (1276, 22466), (1363, 21032), (1912, 14993), (2068, 13862), (2552, 11233), (2629, 10904), (2726, 10516), (4136, 6931), (5258, 5452)]