28778184

素因数分解:

$2^3\times 3^2\times {\mathrm{151}}^1\times {\mathrm{2647}}^1$

素因数の和:2810

約数の個数: 48

約数和(自身を含む): 78486720

約数和(自身を除く): 49708536

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 151, 302, 453, 604, 906, 1208, 1359, 1812, 2647, 2718, 3624, 5294, 5436, 7941, 10588, 10872, 15882, 21176, 23823, 31764, 47646, 63528, 95292, 190584, 399697, 799394, 1199091, 1598788, 2398182, 3197576, 3597273, 4796364, 7194546, 9592728, 14389092, 28778184]

約数ペア:

[(1, 28778184), (2, 14389092), (3, 9592728), (4, 7194546), (6, 4796364), (8, 3597273), (9, 3197576), (12, 2398182), (18, 1598788), (24, 1199091), (36, 799394), (72, 399697), (151, 190584), (302, 95292), (453, 63528), (604, 47646), (906, 31764), (1208, 23823), (1359, 21176), (1812, 15882), (2647, 10872), (2718, 10588), (3624, 7941), (5294, 5436)]