207457456

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1$

素因数の和:290

約数の個数: 80

約数和(自身を含む): 433686528

約数和(自身を除く): 226229072

約数列:

[1, 2, 4, 8, 16, 31, 43, 62, 71, 86, 124, 137, 142, 172, 248, 274, 284, 344, 496, 548, 568, 688, 1096, 1136, 1333, 2192, 2201, 2666, 3053, 4247, 4402, 5332, 5891, 6106, 8494, 8804, 9727, 10664, 11782, 12212, 16988, 17608, 19454, 21328, 23564, 24424, 33976, 35216, 38908, 47128, 48848, 67952, 77816, 94256, 94643, 155632, 182621, 189286, 301537, 365242, 378572, 418261, 603074, 730484, 757144, 836522, 1206148, 1460968, 1514288, 1673044, 2412296, 2921936, 3346088, 4824592, 6692176, 12966091, 25932182, 51864364, 103728728, 207457456]

約数ペア:

[(1, 207457456), (2, 103728728), (4, 51864364), (8, 25932182), (16, 12966091), (31, 6692176), (43, 4824592), (62, 3346088), (71, 2921936), (86, 2412296), (124, 1673044), (137, 1514288), (142, 1460968), (172, 1206148), (248, 836522), (274, 757144), (284, 730484), (344, 603074), (496, 418261), (548, 378572), (568, 365242), (688, 301537), (1096, 189286), (1136, 182621), (1333, 155632), (2192, 94643), (2201, 94256), (2666, 77816), (3053, 67952), (4247, 48848), (4402, 47128), (5332, 38908), (5891, 35216), (6106, 33976), (8494, 24424), (8804, 23564), (9727, 21328), (10664, 19454), (11782, 17608), (12212, 16988)]