420702919

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{10531}}^1$

素因数の和:10990

約数の個数: 16

約数和(自身を含む): 519016960

約数和(自身を除く): 98314041

約数列:

[1, 7, 13, 91, 439, 3073, 5707, 10531, 39949, 73717, 136903, 958321, 4623109, 32361763, 60100417, 420702919]

約数ペア:

[(1, 420702919), (7, 60100417), (13, 32361763), (91, 4623109), (439, 958321), (3073, 136903), (5707, 73717), (10531, 39949)]