78075718

素因数分解:

$2^1\times 7^4\times {\mathrm{71}}^1\times {\mathrm{229}}^1$

素因数の和:330

約数の個数: 40

約数和(自身を含む): 139153680

約数和(自身を除く): 61077962

約数列:

[1, 2, 7, 14, 49, 71, 98, 142, 229, 343, 458, 497, 686, 994, 1603, 2401, 3206, 3479, 4802, 6958, 11221, 16259, 22442, 24353, 32518, 48706, 78547, 113813, 157094, 170471, 227626, 340942, 549829, 796691, 1099658, 1593382, 5576837, 11153674, 39037859, 78075718]

約数ペア:

[(1, 78075718), (2, 39037859), (7, 11153674), (14, 5576837), (49, 1593382), (71, 1099658), (98, 796691), (142, 549829), (229, 340942), (343, 227626), (458, 170471), (497, 157094), (686, 113813), (994, 78547), (1603, 48706), (2401, 32518), (3206, 24353), (3479, 22442), (4802, 16259), (6958, 11221)]