28357875

素因数分解:

$3^2\times 5^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{277}}^1$

素因数の和:318

約数の個数: 96

約数和(自身を含む): 63143808

約数和(自身を除く): 34785933

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 25, 35, 39, 45, 63, 65, 75, 91, 105, 117, 125, 175, 195, 225, 273, 277, 315, 325, 375, 455, 525, 585, 819, 831, 875, 975, 1125, 1365, 1385, 1575, 1625, 1939, 2275, 2493, 2625, 2925, 3601, 4095, 4155, 4875, 5817, 6825, 6925, 7875, 9695, 10803, 11375, 12465, 14625, 17451, 18005, 20475, 20775, 25207, 29085, 32409, 34125, 34625, 48475, 54015, 62325, 75621, 87255, 90025, 102375, 103875, 126035, 145425, 162045, 226863, 242375, 270075, 311625, 378105, 436275, 450125, 630175, 727125, 810225, 1134315, 1350375, 1890525, 2181375, 3150875, 4051125, 5671575, 9452625, 28357875]

約数ペア:

[(1, 28357875), (3, 9452625), (5, 5671575), (7, 4051125), (9, 3150875), (13, 2181375), (15, 1890525), (21, 1350375), (25, 1134315), (35, 810225), (39, 727125), (45, 630175), (63, 450125), (65, 436275), (75, 378105), (91, 311625), (105, 270075), (117, 242375), (125, 226863), (175, 162045), (195, 145425), (225, 126035), (273, 103875), (277, 102375), (315, 90025), (325, 87255), (375, 75621), (455, 62325), (525, 54015), (585, 48475), (819, 34625), (831, 34125), (875, 32409), (975, 29085), (1125, 25207), (1365, 20775), (1385, 20475), (1575, 18005), (1625, 17451), (1939, 14625), (2275, 12465), (2493, 11375), (2625, 10803), (2925, 9695), (3601, 7875), (4095, 6925), (4155, 6825), (4875, 5817)]