20131242315

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{463}}^1\times {\mathrm{653}}^1$

素因数の和:1340

約数の個数: 64

約数和(自身を含む): 33909387264

約数和(自身を除く): 13778144949

約数列:

[1, 3, 5, 15, 23, 69, 115, 193, 345, 463, 579, 653, 965, 1389, 1959, 2315, 2895, 3265, 4439, 6945, 9795, 10649, 13317, 15019, 22195, 31947, 45057, 53245, 66585, 75095, 89359, 126029, 159735, 225285, 268077, 302339, 378087, 446795, 630145, 907017, 1340385, 1511695, 1890435, 2055257, 2898667, 4535085, 6165771, 6953797, 8696001, 10276285, 14493335, 20861391, 30828855, 34768985, 43480005, 58351427, 104306955, 175054281, 291757135, 875271405, 1342082821, 4026248463, 6710414105, 20131242315]

約数ペア:

[(1, 20131242315), (3, 6710414105), (5, 4026248463), (15, 1342082821), (23, 875271405), (69, 291757135), (115, 175054281), (193, 104306955), (345, 58351427), (463, 43480005), (579, 34768985), (653, 30828855), (965, 20861391), (1389, 14493335), (1959, 10276285), (2315, 8696001), (2895, 6953797), (3265, 6165771), (4439, 4535085), (6945, 2898667), (9795, 2055257), (10649, 1890435), (13317, 1511695), (15019, 1340385), (22195, 907017), (31947, 630145), (45057, 446795), (53245, 378087), (66585, 302339), (75095, 268077), (89359, 225285), (126029, 159735)]