28949228

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{487}}^1$

素因数の和:702

約数の個数: 48

約数和(自身を含む): 63619584

約数和(自身を除く): 34670356

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 193, 308, 386, 487, 772, 974, 1351, 1948, 2123, 2702, 3409, 4246, 5357, 5404, 6818, 8492, 10714, 13636, 14861, 21428, 29722, 37499, 59444, 74998, 93991, 149996, 187982, 375964, 657937, 1033901, 1315874, 2067802, 2631748, 4135604, 7237307, 14474614, 28949228]

約数ペア:

[(1, 28949228), (2, 14474614), (4, 7237307), (7, 4135604), (11, 2631748), (14, 2067802), (22, 1315874), (28, 1033901), (44, 657937), (77, 375964), (154, 187982), (193, 149996), (308, 93991), (386, 74998), (487, 59444), (772, 37499), (974, 29722), (1351, 21428), (1948, 14861), (2123, 13636), (2702, 10714), (3409, 8492), (4246, 6818), (5357, 5404)]