128210901

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2917}}^1$

素因数の和:2970

約数の個数: 48

約数和(自身を含む): 223542144

約数和(自身を除く): 95331243

約数列:

[1, 3, 7, 13, 21, 23, 39, 49, 69, 91, 147, 161, 273, 299, 483, 637, 897, 1127, 1911, 2093, 2917, 3381, 6279, 8751, 14651, 20419, 37921, 43953, 61257, 67091, 113763, 142933, 201273, 265447, 428799, 469637, 796341, 872183, 1408911, 1858129, 2616549, 3287459, 5574387, 6105281, 9862377, 18315843, 42736967, 128210901]

約数ペア:

[(1, 128210901), (3, 42736967), (7, 18315843), (13, 9862377), (21, 6105281), (23, 5574387), (39, 3287459), (49, 2616549), (69, 1858129), (91, 1408911), (147, 872183), (161, 796341), (273, 469637), (299, 428799), (483, 265447), (637, 201273), (897, 142933), (1127, 113763), (1911, 67091), (2093, 61257), (2917, 43953), (3381, 37921), (6279, 20419), (8751, 14651)]