2214355

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1$

素因数の和:211

約数の個数: 32

約数和(自身を含む): 3306240

約数和(自身を除く): 1091885

約数列:

[1, 5, 11, 13, 19, 55, 65, 95, 143, 163, 209, 247, 715, 815, 1045, 1235, 1793, 2119, 2717, 3097, 8965, 10595, 13585, 15485, 23309, 34067, 40261, 116545, 170335, 201305, 442871, 2214355]

約数ペア:

[(1, 2214355), (5, 442871), (11, 201305), (13, 170335), (19, 116545), (55, 40261), (65, 34067), (95, 23309), (143, 15485), (163, 13585), (209, 10595), (247, 8965), (715, 3097), (815, 2717), (1045, 2119), (1235, 1793)]