23855715

素因数分解:

$3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1$

素因数の和:250

約数の個数: 80

約数和(自身を含む): 48299328

約数和(自身を除く): 24443613

約数列:

[1, 3, 5, 9, 13, 15, 23, 27, 39, 45, 65, 69, 81, 115, 117, 135, 195, 197, 207, 299, 345, 351, 405, 585, 591, 621, 897, 985, 1035, 1053, 1495, 1755, 1773, 1863, 2561, 2691, 2955, 3105, 4485, 4531, 5265, 5319, 7683, 8073, 8865, 9315, 12805, 13455, 13593, 15957, 22655, 23049, 24219, 26595, 38415, 40365, 40779, 58903, 67965, 69147, 79785, 115245, 121095, 122337, 176709, 203895, 207441, 294515, 345735, 367011, 530127, 611685, 883545, 1037205, 1590381, 1835055, 2650635, 4771143, 7951905, 23855715]

約数ペア:

[(1, 23855715), (3, 7951905), (5, 4771143), (9, 2650635), (13, 1835055), (15, 1590381), (23, 1037205), (27, 883545), (39, 611685), (45, 530127), (65, 367011), (69, 345735), (81, 294515), (115, 207441), (117, 203895), (135, 176709), (195, 122337), (197, 121095), (207, 115245), (299, 79785), (345, 69147), (351, 67965), (405, 58903), (585, 40779), (591, 40365), (621, 38415), (897, 26595), (985, 24219), (1035, 23049), (1053, 22655), (1495, 15957), (1755, 13593), (1773, 13455), (1863, 12805), (2561, 9315), (2691, 8865), (2955, 8073), (3105, 7683), (4485, 5319), (4531, 5265)]