138533584

素因数分解:

$2^4\times 7^3\times {\mathrm{25243}}^1$

素因数の和:25272

約数の個数: 40

約数和(自身を含む): 313025600

約数和(自身を除く): 174492016

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 343, 392, 686, 784, 1372, 2744, 5488, 25243, 50486, 100972, 176701, 201944, 353402, 403888, 706804, 1236907, 1413608, 2473814, 2827216, 4947628, 8658349, 9895256, 17316698, 19790512, 34633396, 69266792, 138533584]

約数ペア:

[(1, 138533584), (2, 69266792), (4, 34633396), (7, 19790512), (8, 17316698), (14, 9895256), (16, 8658349), (28, 4947628), (49, 2827216), (56, 2473814), (98, 1413608), (112, 1236907), (196, 706804), (343, 403888), (392, 353402), (686, 201944), (784, 176701), (1372, 100972), (2744, 50486), (5488, 25243)]