28509456

素因数分解:

$2^4\times 3^1\times {\mathrm{139}}^1\times {\mathrm{4273}}^1$

素因数の和:4423

約数の個数: 40

約数和(自身を含む): 74196640

約数和(自身を除く): 45687184

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 139, 278, 417, 556, 834, 1112, 1668, 2224, 3336, 4273, 6672, 8546, 12819, 17092, 25638, 34184, 51276, 68368, 102552, 205104, 593947, 1187894, 1781841, 2375788, 3563682, 4751576, 7127364, 9503152, 14254728, 28509456]

約数ペア:

[(1, 28509456), (2, 14254728), (3, 9503152), (4, 7127364), (6, 4751576), (8, 3563682), (12, 2375788), (16, 1781841), (24, 1187894), (48, 593947), (139, 205104), (278, 102552), (417, 68368), (556, 51276), (834, 34184), (1112, 25638), (1668, 17092), (2224, 12819), (3336, 8546), (4273, 6672)]