26971178

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{307}}^1$

素因数の和:462

約数の個数: 32

約数和(自身を含む): 45534720

約数和(自身を除く): 18563542

約数列:

[1, 2, 13, 26, 31, 62, 109, 218, 307, 403, 614, 806, 1417, 2834, 3379, 3991, 6758, 7982, 9517, 19034, 33463, 43927, 66926, 87854, 123721, 247442, 435019, 870038, 1037353, 2074706, 13485589, 26971178]

約数ペア:

[(1, 26971178), (2, 13485589), (13, 2074706), (26, 1037353), (31, 870038), (62, 435019), (109, 247442), (218, 123721), (307, 87854), (403, 66926), (614, 43927), (806, 33463), (1417, 19034), (2834, 9517), (3379, 7982), (3991, 6758)]