138974668

素因数分解:

$2^2\times 7^1\times {\mathrm{193}}^1\times {\mathrm{25717}}^1$

素因数の和:25921

約数の個数: 24

約数和(自身を含む): 279400352

約数和(自身を除く): 140425684

約数列:

[1, 2, 4, 7, 14, 28, 193, 386, 772, 1351, 2702, 5404, 25717, 51434, 102868, 180019, 360038, 720076, 4963381, 9926762, 19853524, 34743667, 69487334, 138974668]

約数ペア:

[(1, 138974668), (2, 69487334), (4, 34743667), (7, 19853524), (14, 9926762), (28, 4963381), (193, 720076), (386, 360038), (772, 180019), (1351, 102868), (2702, 51434), (5404, 25717)]