15691152141

素因数分解:

$3^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{28403}}^1$

素因数の和:28535

約数の個数: 64

約数和(自身を含む): 27631411200

約数和(自身を除く): 11940259059

約数列:

[1, 3, 7, 9, 21, 27, 37, 63, 79, 111, 189, 237, 259, 333, 553, 711, 777, 999, 1659, 2133, 2331, 2923, 4977, 6993, 8769, 14931, 20461, 26307, 28403, 61383, 78921, 85209, 184149, 198821, 255627, 552447, 596463, 766881, 1050911, 1789389, 2243837, 3152733, 5368167, 6731511, 7356377, 9458199, 15706859, 20194533, 22069131, 28374597, 47120577, 60583599, 66207393, 83021969, 141361731, 198622179, 249065907, 424085193, 581153783, 747197721, 1743461349, 2241593163, 5230384047, 15691152141]

約数ペア:

[(1, 15691152141), (3, 5230384047), (7, 2241593163), (9, 1743461349), (21, 747197721), (27, 581153783), (37, 424085193), (63, 249065907), (79, 198622179), (111, 141361731), (189, 83021969), (237, 66207393), (259, 60583599), (333, 47120577), (553, 28374597), (711, 22069131), (777, 20194533), (999, 15706859), (1659, 9458199), (2133, 7356377), (2331, 6731511), (2923, 5368167), (4977, 3152733), (6993, 2243837), (8769, 1789389), (14931, 1050911), (20461, 766881), (26307, 596463), (28403, 552447), (61383, 255627), (78921, 198821), (85209, 184149)]