2007936021

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{156491}}^1$

素因数の和:156561

約数の個数: 32

約数和(自身を含む): 3365203968

約数和(自身を除く): 1357267947

約数列:

[1, 3, 7, 13, 21, 39, 47, 91, 141, 273, 329, 611, 987, 1833, 4277, 12831, 156491, 469473, 1095437, 2034383, 3286311, 6103149, 7355077, 14240681, 22065231, 42722043, 51485539, 95616001, 154456617, 286848003, 669312007, 2007936021]

約数ペア:

[(1, 2007936021), (3, 669312007), (7, 286848003), (13, 154456617), (21, 95616001), (39, 51485539), (47, 42722043), (91, 22065231), (141, 14240681), (273, 7355077), (329, 6103149), (611, 3286311), (987, 2034383), (1833, 1095437), (4277, 469473), (12831, 156491)]