27653457

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{257}}^1$

素因数の和:393

約数の個数: 32

約数和(自身を含む): 41610240

約数和(自身を除く): 13956783

約数列:

[1, 3, 13, 31, 39, 89, 93, 257, 267, 403, 771, 1157, 1209, 2759, 3341, 3471, 7967, 8277, 10023, 22873, 23901, 35867, 68619, 103571, 107601, 297349, 310713, 709063, 892047, 2127189, 9217819, 27653457]

約数ペア:

[(1, 27653457), (3, 9217819), (13, 2127189), (31, 892047), (39, 709063), (89, 310713), (93, 297349), (257, 107601), (267, 103571), (403, 68619), (771, 35867), (1157, 23901), (1209, 22873), (2759, 10023), (3341, 8277), (3471, 7967)]