25926381

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1$

素因数の和:222

約数の個数: 48

約数和(自身を含む): 42574896

約数和(自身を除く): 16648515

約数列:

[1, 3, 9, 13, 37, 39, 53, 111, 113, 117, 159, 333, 339, 477, 481, 689, 1017, 1443, 1469, 1961, 2067, 4181, 4329, 4407, 5883, 5989, 6201, 12543, 13221, 17649, 17967, 25493, 37629, 53901, 54353, 76479, 77857, 163059, 221593, 229437, 233571, 489177, 664779, 700713, 1994337, 2880709, 8642127, 25926381]

約数ペア:

[(1, 25926381), (3, 8642127), (9, 2880709), (13, 1994337), (37, 700713), (39, 664779), (53, 489177), (111, 233571), (113, 229437), (117, 221593), (159, 163059), (333, 77857), (339, 76479), (477, 54353), (481, 53901), (689, 37629), (1017, 25493), (1443, 17967), (1469, 17649), (1961, 13221), (2067, 12543), (4181, 6201), (4329, 5989), (4407, 5883)]