54386787

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1$

素因数の和:220

約数の個数: 64

約数和(自身を含む): 94381056

約数和(自身を除く): 39994269

約数列:

[1, 3, 7, 13, 21, 39, 41, 43, 91, 113, 123, 129, 273, 287, 301, 339, 533, 559, 791, 861, 903, 1469, 1599, 1677, 1763, 2373, 3731, 3913, 4407, 4633, 4859, 5289, 10283, 11193, 11739, 12341, 13899, 14577, 22919, 30849, 32431, 34013, 37023, 60229, 63167, 68757, 97293, 102039, 160433, 180687, 189501, 199219, 421603, 442169, 481299, 597657, 1264809, 1326507, 1394533, 2589847, 4183599, 7769541, 18128929, 54386787]

約数ペア:

[(1, 54386787), (3, 18128929), (7, 7769541), (13, 4183599), (21, 2589847), (39, 1394533), (41, 1326507), (43, 1264809), (91, 597657), (113, 481299), (123, 442169), (129, 421603), (273, 199219), (287, 189501), (301, 180687), (339, 160433), (533, 102039), (559, 97293), (791, 68757), (861, 63167), (903, 60229), (1469, 37023), (1599, 34013), (1677, 32431), (1763, 30849), (2373, 22919), (3731, 14577), (3913, 13899), (4407, 12341), (4633, 11739), (4859, 11193), (5289, 10283)]