20797284963

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{269}}^1\times {\mathrm{1759}}^1$

素因数の和:2081

約数の個数: 96

約数和(自身を含む): 36404121600

約数和(自身を除く): 15606836637

約数列:

[1, 3, 7, 13, 21, 23, 39, 49, 69, 91, 147, 161, 269, 273, 299, 483, 637, 807, 897, 1127, 1759, 1883, 1911, 2093, 3381, 3497, 5277, 5649, 6187, 6279, 10491, 12313, 13181, 14651, 18561, 22867, 24479, 36939, 39543, 40457, 43309, 43953, 68601, 73437, 80431, 86191, 121371, 129927, 160069, 171353, 241293, 258573, 283199, 303163, 473171, 480207, 514059, 525941, 563017, 849597, 909489, 1120483, 1419513, 1577823, 1689051, 1982393, 3312197, 3361449, 3681587, 3941119, 5947179, 6151223, 9936591, 10882933, 11044761, 11823357, 18453669, 23185379, 25771109, 32648799, 43058561, 69556137, 76180531, 77313327, 129175683, 141478129, 228541593, 301409927, 424434387, 533263717, 904229781, 990346903, 1599791151, 2971040709, 6932428321, 20797284963]

約数ペア:

[(1, 20797284963), (3, 6932428321), (7, 2971040709), (13, 1599791151), (21, 990346903), (23, 904229781), (39, 533263717), (49, 424434387), (69, 301409927), (91, 228541593), (147, 141478129), (161, 129175683), (269, 77313327), (273, 76180531), (299, 69556137), (483, 43058561), (637, 32648799), (807, 25771109), (897, 23185379), (1127, 18453669), (1759, 11823357), (1883, 11044761), (1911, 10882933), (2093, 9936591), (3381, 6151223), (3497, 5947179), (5277, 3941119), (5649, 3681587), (6187, 3361449), (6279, 3312197), (10491, 1982393), (12313, 1689051), (13181, 1577823), (14651, 1419513), (18561, 1120483), (22867, 909489), (24479, 849597), (36939, 563017), (39543, 525941), (40457, 514059), (43309, 480207), (43953, 473171), (68601, 303163), (73437, 283199), (80431, 258573), (86191, 241293), (121371, 171353), (129927, 160069)]