140029652

素因数分解:

$2^2\times 7^2\times {\mathrm{421}}^1\times {\mathrm{1697}}^1$

素因数の和:2136

約数の個数: 36

約数和(自身を含む): 285905844

約数和(自身を除く): 145876192

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 421, 842, 1684, 1697, 2947, 3394, 5894, 6788, 11788, 11879, 20629, 23758, 41258, 47516, 82516, 83153, 166306, 332612, 714437, 1428874, 2857748, 5001059, 10002118, 20004236, 35007413, 70014826, 140029652]

約数ペア:

[(1, 140029652), (2, 70014826), (4, 35007413), (7, 20004236), (14, 10002118), (28, 5001059), (49, 2857748), (98, 1428874), (196, 714437), (421, 332612), (842, 166306), (1684, 83153), (1697, 82516), (2947, 47516), (3394, 41258), (5894, 23758), (6788, 20629), (11788, 11879)]