28026824

素因数分解:

$2^3\times 7^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:163

約数の個数: 96

約数和(自身を含む): 66484800

約数和(自身を除く): 38457976

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 49, 53, 56, 71, 76, 98, 106, 133, 142, 152, 196, 212, 266, 284, 371, 392, 424, 497, 532, 568, 742, 931, 994, 1007, 1064, 1349, 1484, 1862, 1988, 2014, 2597, 2698, 2968, 3479, 3724, 3763, 3976, 4028, 5194, 5396, 6958, 7049, 7448, 7526, 8056, 9443, 10388, 10792, 13916, 14098, 15052, 18886, 20776, 26341, 27832, 28196, 30104, 37772, 49343, 52682, 56392, 66101, 71497, 75544, 98686, 105364, 132202, 142994, 184387, 197372, 210728, 264404, 285988, 368774, 394744, 500479, 528808, 571976, 737548, 1000958, 1475096, 2001916, 3503353, 4003832, 7006706, 14013412, 28026824]

約数ペア:

[(1, 28026824), (2, 14013412), (4, 7006706), (7, 4003832), (8, 3503353), (14, 2001916), (19, 1475096), (28, 1000958), (38, 737548), (49, 571976), (53, 528808), (56, 500479), (71, 394744), (76, 368774), (98, 285988), (106, 264404), (133, 210728), (142, 197372), (152, 184387), (196, 142994), (212, 132202), (266, 105364), (284, 98686), (371, 75544), (392, 71497), (424, 66101), (497, 56392), (532, 52682), (568, 49343), (742, 37772), (931, 30104), (994, 28196), (1007, 27832), (1064, 26341), (1349, 20776), (1484, 18886), (1862, 15052), (1988, 14098), (2014, 13916), (2597, 10792), (2698, 10388), (2968, 9443), (3479, 8056), (3724, 7526), (3763, 7448), (3976, 7049), (4028, 6958), (5194, 5396)]