2100051765

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{5407}}^1$

素因数の和:5568

約数の個数: 80

約数和(自身を含む): 4334533632

約数和(自身を除く): 2234481867

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 137, 189, 315, 405, 411, 567, 685, 945, 959, 1233, 2055, 2835, 2877, 3699, 4795, 5407, 6165, 8631, 11097, 14385, 16221, 18495, 25893, 27035, 37849, 43155, 48663, 55485, 77679, 81105, 113547, 129465, 145989, 189245, 243315, 340641, 388395, 437967, 567735, 729945, 740759, 1021923, 1703205, 2189835, 2222277, 3065769, 3703795, 5109615, 5185313, 6666831, 11111385, 15328845, 15555939, 20000493, 25926565, 33334155, 46667817, 60001479, 77779695, 100002465, 140003451, 233339085, 300007395, 420010353, 700017255, 2100051765]

約数ペア:

[(1, 2100051765), (3, 700017255), (5, 420010353), (7, 300007395), (9, 233339085), (15, 140003451), (21, 100002465), (27, 77779695), (35, 60001479), (45, 46667817), (63, 33334155), (81, 25926565), (105, 20000493), (135, 15555939), (137, 15328845), (189, 11111385), (315, 6666831), (405, 5185313), (411, 5109615), (567, 3703795), (685, 3065769), (945, 2222277), (959, 2189835), (1233, 1703205), (2055, 1021923), (2835, 740759), (2877, 729945), (3699, 567735), (4795, 437967), (5407, 388395), (6165, 340641), (8631, 243315), (11097, 189245), (14385, 145989), (16221, 129465), (18495, 113547), (25893, 81105), (27035, 77679), (37849, 55485), (43155, 48663)]