20130138021

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{521}}^1\times {\mathrm{59351}}^1$

素因数の和:59913

約数の個数: 32

約数和(自身を含む): 31725305856

約数和(自身を除く): 11595167835

約数列:

[1, 3, 7, 21, 31, 93, 217, 521, 651, 1563, 3647, 10941, 16151, 48453, 59351, 113057, 178053, 339171, 415457, 1246371, 1839881, 5519643, 12879167, 30921871, 38637501, 92765613, 216453097, 649359291, 958578001, 2875734003, 6710046007, 20130138021]

約数ペア:

[(1, 20130138021), (3, 6710046007), (7, 2875734003), (21, 958578001), (31, 649359291), (93, 216453097), (217, 92765613), (521, 38637501), (651, 30921871), (1563, 12879167), (3647, 5519643), (10941, 1839881), (16151, 1246371), (48453, 415457), (59351, 339171), (113057, 178053)]