69513899

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:180

約数の個数: 48

約数和(自身を含む): 93078720

約数和(自身を除く): 23564821

約数列:

[1, 7, 13, 29, 49, 53, 71, 91, 203, 371, 377, 497, 637, 689, 923, 1421, 1537, 2059, 2597, 2639, 3479, 3763, 4823, 6461, 10759, 14413, 18473, 19981, 26341, 26767, 33761, 45227, 48919, 75313, 100891, 109127, 139867, 184387, 187369, 342433, 763889, 979069, 1311583, 1418651, 2397031, 5347223, 9930557, 69513899]

約数ペア:

[(1, 69513899), (7, 9930557), (13, 5347223), (29, 2397031), (49, 1418651), (53, 1311583), (71, 979069), (91, 763889), (203, 342433), (371, 187369), (377, 184387), (497, 139867), (637, 109127), (689, 100891), (923, 75313), (1421, 48919), (1537, 45227), (2059, 33761), (2597, 26767), (2639, 26341), (3479, 19981), (3763, 18473), (4823, 14413), (6461, 10759)]