1821245041

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{571}}^1\times {\mathrm{1801}}^1$

素因数の和:2413

約数の個数: 32

約数和(自身を含む): 2374834176

約数和(自身を除く): 553589135

約数列:

[1, 7, 11, 23, 77, 161, 253, 571, 1771, 1801, 3997, 6281, 12607, 13133, 19811, 41423, 43967, 91931, 138677, 144463, 289961, 455653, 1011241, 1028371, 3189571, 7198597, 11312081, 23652533, 79184567, 165567731, 260177863, 1821245041]

約数ペア:

[(1, 1821245041), (7, 260177863), (11, 165567731), (23, 79184567), (77, 23652533), (161, 11312081), (253, 7198597), (571, 3189571), (1771, 1028371), (1801, 1011241), (3997, 455653), (6281, 289961), (12607, 144463), (13133, 138677), (19811, 91931), (41423, 43967)]