28784184

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{8387}}^1$

素因数の和:8420

約数の個数: 64

約数和(自身を含む): 84551040

約数和(自身を除く): 55766856

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 22, 24, 26, 33, 39, 44, 52, 66, 78, 88, 104, 132, 143, 156, 264, 286, 312, 429, 572, 858, 1144, 1716, 3432, 8387, 16774, 25161, 33548, 50322, 67096, 92257, 100644, 109031, 184514, 201288, 218062, 276771, 327093, 369028, 436124, 553542, 654186, 738056, 872248, 1107084, 1199341, 1308372, 2214168, 2398682, 2616744, 3598023, 4797364, 7196046, 9594728, 14392092, 28784184]

約数ペア:

[(1, 28784184), (2, 14392092), (3, 9594728), (4, 7196046), (6, 4797364), (8, 3598023), (11, 2616744), (12, 2398682), (13, 2214168), (22, 1308372), (24, 1199341), (26, 1107084), (33, 872248), (39, 738056), (44, 654186), (52, 553542), (66, 436124), (78, 369028), (88, 327093), (104, 276771), (132, 218062), (143, 201288), (156, 184514), (264, 109031), (286, 100644), (312, 92257), (429, 67096), (572, 50322), (858, 33548), (1144, 25161), (1716, 16774), (3432, 8387)]