71399216

素因数分解:

$2^4\times 7^1\times {\mathrm{163}}^1\times {\mathrm{3911}}^1$

素因数の和:4089

約数の個数: 40

約数和(自身を含む): 159108864

約数和(自身を除く): 87709648

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 163, 326, 652, 1141, 1304, 2282, 2608, 3911, 4564, 7822, 9128, 15644, 18256, 27377, 31288, 54754, 62576, 109508, 219016, 438032, 637493, 1274986, 2549972, 4462451, 5099944, 8924902, 10199888, 17849804, 35699608, 71399216]

約数ペア:

[(1, 71399216), (2, 35699608), (4, 17849804), (7, 10199888), (8, 8924902), (14, 5099944), (16, 4462451), (28, 2549972), (56, 1274986), (112, 637493), (163, 438032), (326, 219016), (652, 109508), (1141, 62576), (1304, 54754), (2282, 31288), (2608, 27377), (3911, 18256), (4564, 15644), (7822, 9128)]