1900143357

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2918807}}^1$

素因数の和:2918848

約数の個数: 16

約数和(自身を含む): 2988859392

約数和(自身を除く): 1088716035

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 2918807, 8756421, 20431649, 61294947, 90483017, 271449051, 633381119, 1900143357]

約数ペア:

[(1, 1900143357), (3, 633381119), (7, 271449051), (21, 90483017), (31, 61294947), (93, 20431649), (217, 8756421), (651, 2918807)]