69421209

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{313}}^1$

素因数の和:398

約数の個数: 48

約数和(自身を含む): 112256256

約数和(自身を除く): 42835047

約数列:

[1, 3, 11, 13, 33, 39, 47, 121, 141, 143, 313, 363, 429, 517, 611, 939, 1551, 1573, 1833, 3443, 4069, 4719, 5687, 6721, 10329, 12207, 14711, 17061, 20163, 37873, 44133, 44759, 73931, 113619, 134277, 161821, 191243, 221793, 485463, 492349, 573729, 1477047, 1780031, 2103673, 5340093, 6311019, 23140403, 69421209]

約数ペア:

[(1, 69421209), (3, 23140403), (11, 6311019), (13, 5340093), (33, 2103673), (39, 1780031), (47, 1477047), (121, 573729), (141, 492349), (143, 485463), (313, 221793), (363, 191243), (429, 161821), (517, 134277), (611, 113619), (939, 73931), (1551, 44759), (1573, 44133), (1833, 37873), (3443, 20163), (4069, 17061), (4719, 14711), (5687, 12207), (6721, 10329)]