38897397

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^2\times {\mathrm{41}}^1$

素因数の和:139

約数の個数: 72

約数和(自身を含む): 73749312

約数和(自身を除く): 34851915

約数列:

[1, 3, 7, 9, 11, 21, 33, 37, 41, 63, 77, 99, 111, 123, 231, 259, 287, 333, 369, 407, 451, 693, 777, 861, 1221, 1353, 1369, 1517, 2331, 2583, 2849, 3157, 3663, 4059, 4107, 4551, 8547, 9471, 9583, 10619, 12321, 13653, 15059, 16687, 25641, 28413, 28749, 31857, 45177, 50061, 56129, 86247, 95571, 105413, 116809, 135531, 150183, 168387, 316239, 350427, 392903, 505161, 617419, 948717, 1051281, 1178709, 1852257, 3536127, 4321933, 5556771, 12965799, 38897397]

約数ペア:

[(1, 38897397), (3, 12965799), (7, 5556771), (9, 4321933), (11, 3536127), (21, 1852257), (33, 1178709), (37, 1051281), (41, 948717), (63, 617419), (77, 505161), (99, 392903), (111, 350427), (123, 316239), (231, 168387), (259, 150183), (287, 135531), (333, 116809), (369, 105413), (407, 95571), (451, 86247), (693, 56129), (777, 50061), (861, 45177), (1221, 31857), (1353, 28749), (1369, 28413), (1517, 25641), (2331, 16687), (2583, 15059), (2849, 13653), (3157, 12321), (3663, 10619), (4059, 9583), (4107, 9471), (4551, 8547)]