9901089

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:127

約数の個数: 64

約数和(自身を含む): 17729280

約数和(自身を除く): 7828191

約数列:

[1, 3, 9, 11, 17, 27, 33, 37, 51, 53, 99, 111, 153, 159, 187, 297, 333, 407, 459, 477, 561, 583, 629, 901, 999, 1221, 1431, 1683, 1749, 1887, 1961, 2703, 3663, 5049, 5247, 5661, 5883, 6919, 8109, 9911, 10989, 15741, 16983, 17649, 20757, 21571, 24327, 29733, 33337, 52947, 62271, 64713, 89199, 100011, 186813, 194139, 267597, 300033, 366707, 582417, 900099, 1100121, 3300363, 9901089]

約数ペア:

[(1, 9901089), (3, 3300363), (9, 1100121), (11, 900099), (17, 582417), (27, 366707), (33, 300033), (37, 267597), (51, 194139), (53, 186813), (99, 100011), (111, 89199), (153, 64713), (159, 62271), (187, 52947), (297, 33337), (333, 29733), (407, 24327), (459, 21571), (477, 20757), (561, 17649), (583, 16983), (629, 15741), (901, 10989), (999, 9911), (1221, 8109), (1431, 6919), (1683, 5883), (1749, 5661), (1887, 5247), (1961, 5049), (2703, 3663)]