2178727341

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{43103}}^1$

素因数の和:43225

約数の個数: 32

約数和(自身を含む): 3475906560

約数和(自身を除く): 1297179219

約数列:

[1, 3, 7, 21, 29, 83, 87, 203, 249, 581, 609, 1743, 2407, 7221, 16849, 43103, 50547, 129309, 301721, 905163, 1249987, 3577549, 3749961, 8749909, 10732647, 25042843, 26249727, 75128529, 103748921, 311246763, 726242447, 2178727341]

約数ペア:

[(1, 2178727341), (3, 726242447), (7, 311246763), (21, 103748921), (29, 75128529), (83, 26249727), (87, 25042843), (203, 10732647), (249, 8749909), (581, 3749961), (609, 3577549), (1743, 1249987), (2407, 905163), (7221, 301721), (16849, 129309), (43103, 50547)]