207718376

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{7753}}^1$

素因数の和:7973

約数の個数: 32

約数和(自身を含む): 414528840

約数和(自身を除く): 206810464

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 197, 394, 788, 1576, 3349, 6698, 7753, 13396, 15506, 26792, 31012, 62024, 131801, 263602, 527204, 1054408, 1527341, 3054682, 6109364, 12218728, 25964797, 51929594, 103859188, 207718376]

約数ペア:

[(1, 207718376), (2, 103859188), (4, 51929594), (8, 25964797), (17, 12218728), (34, 6109364), (68, 3054682), (136, 1527341), (197, 1054408), (394, 527204), (788, 263602), (1576, 131801), (3349, 62024), (6698, 31012), (7753, 26792), (13396, 15506)]