28699587

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{211}}^1$

素因数の和:368

約数の個数: 48

約数和(自身を含む): 50798592

約数和(自身を除く): 22099005

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 127, 153, 211, 357, 381, 633, 889, 1071, 1143, 1477, 1899, 2159, 2667, 3587, 4431, 6477, 8001, 10761, 13293, 15113, 19431, 25109, 26797, 32283, 45339, 75327, 80391, 136017, 187579, 225981, 241173, 455549, 562737, 1366647, 1688211, 3188843, 4099941, 9566529, 28699587]

約数ペア:

[(1, 28699587), (3, 9566529), (7, 4099941), (9, 3188843), (17, 1688211), (21, 1366647), (51, 562737), (63, 455549), (119, 241173), (127, 225981), (153, 187579), (211, 136017), (357, 80391), (381, 75327), (633, 45339), (889, 32283), (1071, 26797), (1143, 25109), (1477, 19431), (1899, 15113), (2159, 13293), (2667, 10761), (3587, 8001), (4431, 6477)]