81234138

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{179}}^1\times {\mathrm{1759}}^1$

素因数の和:1986

約数の個数: 32

約数和(自身を含む): 167270400

約数和(自身を除く): 86036262

約数列:

[1, 2, 3, 6, 43, 86, 129, 179, 258, 358, 537, 1074, 1759, 3518, 5277, 7697, 10554, 15394, 23091, 46182, 75637, 151274, 226911, 314861, 453822, 629722, 944583, 1889166, 13539023, 27078046, 40617069, 81234138]

約数ペア:

[(1, 81234138), (2, 40617069), (3, 27078046), (6, 13539023), (43, 1889166), (86, 944583), (129, 629722), (179, 453822), (258, 314861), (358, 226911), (537, 151274), (1074, 75637), (1759, 46182), (3518, 23091), (5277, 15394), (7697, 10554)]