289921864

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{131}}^1\times {\mathrm{4129}}^1$

素因数の和:4333

約数の個数: 32

約数和(自身を含む): 556063200

約数和(自身を除く): 266141336

約数列:

[1, 2, 4, 8, 67, 131, 134, 262, 268, 524, 536, 1048, 4129, 8258, 8777, 16516, 17554, 33032, 35108, 70216, 276643, 540899, 553286, 1081798, 1106572, 2163596, 2213144, 4327192, 36240233, 72480466, 144960932, 289921864]

約数ペア:

[(1, 289921864), (2, 144960932), (4, 72480466), (8, 36240233), (67, 4327192), (131, 2213144), (134, 2163596), (262, 1106572), (268, 1081798), (524, 553286), (536, 540899), (1048, 276643), (4129, 70216), (8258, 35108), (8777, 33032), (16516, 17554)]