26881708

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{269}}^1$

素因数の和:406

約数の個数: 48

約数和(自身を含む): 55883520

約数和(自身を除く): 29001812

約数列:

[1, 2, 4, 7, 14, 28, 43, 83, 86, 166, 172, 269, 301, 332, 538, 581, 602, 1076, 1162, 1204, 1883, 2324, 3569, 3766, 7138, 7532, 11567, 14276, 22327, 23134, 24983, 44654, 46268, 49966, 80969, 89308, 99932, 156289, 161938, 312578, 323876, 625156, 960061, 1920122, 3840244, 6720427, 13440854, 26881708]

約数ペア:

[(1, 26881708), (2, 13440854), (4, 6720427), (7, 3840244), (14, 1920122), (28, 960061), (43, 625156), (83, 323876), (86, 312578), (166, 161938), (172, 156289), (269, 99932), (301, 89308), (332, 80969), (538, 49966), (581, 46268), (602, 44654), (1076, 24983), (1162, 23134), (1204, 22327), (1883, 14276), (2324, 11567), (3569, 7532), (3766, 7138)]