138021568

素因数分解:

$2^6\times {\mathrm{127}}^1\times {\mathrm{16981}}^1$

素因数の和:17120

約数の個数: 28

約数和(自身を含む): 276059392

約数和(自身を除く): 138037824

約数列:

[1, 2, 4, 8, 16, 32, 64, 127, 254, 508, 1016, 2032, 4064, 8128, 16981, 33962, 67924, 135848, 271696, 543392, 1086784, 2156587, 4313174, 8626348, 17252696, 34505392, 69010784, 138021568]

約数ペア:

[(1, 138021568), (2, 69010784), (4, 34505392), (8, 17252696), (16, 8626348), (32, 4313174), (64, 2156587), (127, 1086784), (254, 543392), (508, 271696), (1016, 135848), (2032, 67924), (4064, 33962), (8128, 16981)]