1420055

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3121}}^1$

素因数の和:3146

約数の個数: 16

約数和(自身を含む): 2097984

約数和(自身を除く): 677929

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 3121, 15605, 21847, 40573, 109235, 202865, 284011, 1420055]

約数ペア:

[(1, 1420055), (5, 284011), (7, 202865), (13, 109235), (35, 40573), (65, 21847), (91, 15605), (455, 3121)]