13263723

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:145

約数の個数: 64

約数和(自身を含む): 23639040

約数和(自身を除く): 10375317

約数列:

[1, 3, 9, 11, 17, 27, 33, 37, 51, 71, 99, 111, 153, 187, 213, 297, 333, 407, 459, 561, 629, 639, 781, 999, 1207, 1221, 1683, 1887, 1917, 2343, 2627, 3621, 3663, 5049, 5661, 6919, 7029, 7881, 10863, 10989, 13277, 16983, 20757, 21087, 23643, 28897, 32589, 39831, 44659, 62271, 70929, 86691, 119493, 133977, 186813, 260073, 358479, 401931, 491249, 780219, 1205793, 1473747, 4421241, 13263723]

約数ペア:

[(1, 13263723), (3, 4421241), (9, 1473747), (11, 1205793), (17, 780219), (27, 491249), (33, 401931), (37, 358479), (51, 260073), (71, 186813), (99, 133977), (111, 119493), (153, 86691), (187, 70929), (213, 62271), (297, 44659), (333, 39831), (407, 32589), (459, 28897), (561, 23643), (629, 21087), (639, 20757), (781, 16983), (999, 13277), (1207, 10989), (1221, 10863), (1683, 7881), (1887, 7029), (1917, 6919), (2343, 5661), (2627, 5049), (3621, 3663)]