861456

素因数分解:

$2^4\times 3^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1$

素因数の和:279

約数の個数: 40

約数和(自身を含む): 2258784

約数和(自身を除く): 1397328

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 131, 137, 262, 274, 393, 411, 524, 548, 786, 822, 1048, 1096, 1572, 1644, 2096, 2192, 3144, 3288, 6288, 6576, 17947, 35894, 53841, 71788, 107682, 143576, 215364, 287152, 430728, 861456]

約数ペア:

[(1, 861456), (2, 430728), (3, 287152), (4, 215364), (6, 143576), (8, 107682), (12, 71788), (16, 53841), (24, 35894), (48, 17947), (131, 6576), (137, 6288), (262, 3288), (274, 3144), (393, 2192), (411, 2096), (524, 1644), (548, 1572), (786, 1096), (822, 1048)]