290146136

素因数分解:

$2^3\times 7^1\times {\mathrm{131}}^1\times {\mathrm{39551}}^1$

素因数の和:39695

約数の個数: 32

約数和(自身を含む): 626503680

約数和(自身を除く): 336357544

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 131, 262, 524, 917, 1048, 1834, 3668, 7336, 39551, 79102, 158204, 276857, 316408, 553714, 1107428, 2214856, 5181181, 10362362, 20724724, 36268267, 41449448, 72536534, 145073068, 290146136]

約数ペア:

[(1, 290146136), (2, 145073068), (4, 72536534), (7, 41449448), (8, 36268267), (14, 20724724), (28, 10362362), (56, 5181181), (131, 2214856), (262, 1107428), (524, 553714), (917, 316408), (1048, 276857), (1834, 158204), (3668, 79102), (7336, 39551)]