68628693

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{197}}^1\times {\mathrm{313}}^1$

素因数の和:573

約数の個数: 32

約数和(自身を含む): 107433216

約数和(自身を除く): 38804523

約数列:

[1, 3, 7, 21, 53, 159, 197, 313, 371, 591, 939, 1113, 1379, 2191, 4137, 6573, 10441, 16589, 31323, 49767, 61661, 73087, 116123, 184983, 219261, 348369, 431627, 1294881, 3268033, 9804099, 22876231, 68628693]

約数ペア:

[(1, 68628693), (3, 22876231), (7, 9804099), (21, 3268033), (53, 1294881), (159, 431627), (197, 348369), (313, 219261), (371, 184983), (591, 116123), (939, 73087), (1113, 61661), (1379, 49767), (2191, 31323), (4137, 16589), (6573, 10441)]