215069905

素因数分解:

$5^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1\times {\mathrm{3251}}^1$

素因数の和:3488

約数の個数: 16

約数和(自身を含む): 262709568

約数和(自身を除く): 47639663

約数列:

[1, 5, 101, 131, 505, 655, 3251, 13231, 16255, 66155, 328351, 425881, 1641755, 2129405, 43013981, 215069905]

約数ペア:

[(1, 215069905), (5, 43013981), (101, 2129405), (131, 1641755), (505, 425881), (655, 328351), (3251, 66155), (13231, 16255)]