42172767

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{233}}^1$

素因数の和:289

約数の個数: 72

約数和(自身を含む): 80162784

約数和(自身を除く): 37990017

約数列:

[1, 3, 7, 9, 13, 17, 21, 39, 51, 63, 91, 117, 119, 153, 169, 221, 233, 273, 357, 507, 663, 699, 819, 1071, 1183, 1521, 1547, 1631, 1989, 2097, 2873, 3029, 3549, 3961, 4641, 4893, 8619, 9087, 10647, 11883, 13923, 14679, 20111, 21203, 25857, 27261, 27727, 35649, 39377, 51493, 60333, 63609, 83181, 118131, 154479, 180999, 190827, 249543, 275639, 354393, 360451, 463437, 669409, 826917, 1081353, 2008227, 2480751, 3244059, 4685863, 6024681, 14057589, 42172767]

約数ペア:

[(1, 42172767), (3, 14057589), (7, 6024681), (9, 4685863), (13, 3244059), (17, 2480751), (21, 2008227), (39, 1081353), (51, 826917), (63, 669409), (91, 463437), (117, 360451), (119, 354393), (153, 275639), (169, 249543), (221, 190827), (233, 180999), (273, 154479), (357, 118131), (507, 83181), (663, 63609), (699, 60333), (819, 51493), (1071, 39377), (1183, 35649), (1521, 27727), (1547, 27261), (1631, 25857), (1989, 21203), (2097, 20111), (2873, 14679), (3029, 13923), (3549, 11883), (3961, 10647), (4641, 9087), (4893, 8619)]