71939756

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{36187}}^1$

素因数の和:36269

約数の個数: 24

約数和(自身を含む): 145910016

約数和(自身を除く): 73970260

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 497, 994, 1988, 36187, 72374, 144748, 253309, 506618, 1013236, 2569277, 5138554, 10277108, 17984939, 35969878, 71939756]

約数ペア:

[(1, 71939756), (2, 35969878), (4, 17984939), (7, 10277108), (14, 5138554), (28, 2569277), (71, 1013236), (142, 506618), (284, 253309), (497, 144748), (994, 72374), (1988, 36187)]