2143642725

素因数分解:

$3^8\times 5^2\times 7^1\times {\mathrm{1867}}^1$

素因数の和:1908

約数の個数: 108

約数和(自身を含む): 4558981024

約数和(自身を除く): 2415338299

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 63, 75, 81, 105, 135, 175, 189, 225, 243, 315, 405, 525, 567, 675, 729, 945, 1215, 1575, 1701, 1867, 2025, 2187, 2835, 3645, 4725, 5103, 5601, 6075, 6561, 8505, 9335, 10935, 13069, 14175, 15309, 16803, 18225, 25515, 28005, 32805, 39207, 42525, 45927, 46675, 50409, 54675, 65345, 76545, 84015, 117621, 127575, 140025, 151227, 164025, 196035, 229635, 252045, 326725, 352863, 382725, 420075, 453681, 588105, 756135, 980175, 1058589, 1148175, 1260225, 1361043, 1764315, 2268405, 2940525, 3175767, 3780675, 4083129, 5292945, 6805215, 8821575, 9527301, 11342025, 12249387, 15878835, 20415645, 26464725, 28581903, 34026075, 47636505, 61246935, 79394175, 85745709, 102078225, 142909515, 238182525, 306234675, 428728545, 714547575, 2143642725]

約数ペア:

[(1, 2143642725), (3, 714547575), (5, 428728545), (7, 306234675), (9, 238182525), (15, 142909515), (21, 102078225), (25, 85745709), (27, 79394175), (35, 61246935), (45, 47636505), (63, 34026075), (75, 28581903), (81, 26464725), (105, 20415645), (135, 15878835), (175, 12249387), (189, 11342025), (225, 9527301), (243, 8821575), (315, 6805215), (405, 5292945), (525, 4083129), (567, 3780675), (675, 3175767), (729, 2940525), (945, 2268405), (1215, 1764315), (1575, 1361043), (1701, 1260225), (1867, 1148175), (2025, 1058589), (2187, 980175), (2835, 756135), (3645, 588105), (4725, 453681), (5103, 420075), (5601, 382725), (6075, 352863), (6561, 326725), (8505, 252045), (9335, 229635), (10935, 196035), (13069, 164025), (14175, 151227), (15309, 140025), (16803, 127575), (18225, 117621), (25515, 84015), (28005, 76545), (32805, 65345), (39207, 54675), (42525, 50409), (45927, 46675)]