156772161

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{2857}}^1$

素因数の和:2950

約数の個数: 48

約数和(自身を含む): 282964864

約数和(自身を除く): 126192703

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 67, 91, 117, 201, 273, 469, 603, 819, 871, 1407, 2613, 2857, 4221, 6097, 7839, 8571, 18291, 19999, 25713, 37141, 54873, 59997, 111423, 179991, 191419, 259987, 334269, 574257, 779961, 1339933, 1722771, 2339883, 2488447, 4019799, 7465341, 12059397, 17419129, 22396023, 52257387, 156772161]

約数ペア:

[(1, 156772161), (3, 52257387), (7, 22396023), (9, 17419129), (13, 12059397), (21, 7465341), (39, 4019799), (63, 2488447), (67, 2339883), (91, 1722771), (117, 1339933), (201, 779961), (273, 574257), (469, 334269), (603, 259987), (819, 191419), (871, 179991), (1407, 111423), (2613, 59997), (2857, 54873), (4221, 37141), (6097, 25713), (7839, 19999), (8571, 18291)]