63935571

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{313}}^1$

素因数の和:531

約数の個数: 32

約数和(自身を含む): 99836928

約数和(自身を除く): 35901357

約数列:

[1, 3, 7, 21, 71, 137, 213, 313, 411, 497, 939, 959, 1491, 2191, 2877, 6573, 9727, 22223, 29181, 42881, 66669, 68089, 128643, 155561, 204267, 300167, 466683, 900501, 3044551, 9133653, 21311857, 63935571]

約数ペア:

[(1, 63935571), (3, 21311857), (7, 9133653), (21, 3044551), (71, 900501), (137, 466683), (213, 300167), (313, 204267), (411, 155561), (497, 128643), (939, 68089), (959, 66669), (1491, 42881), (2191, 29181), (2877, 22223), (6573, 9727)]