42121219

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{2659}}^1$

素因数の和:2770

約数の個数: 16

約数和(自身を含む): 50391040

約数和(自身を除く): 8269821

約数列:

[1, 7, 31, 73, 217, 511, 2263, 2659, 15841, 18613, 82429, 194107, 577003, 1358749, 6017317, 42121219]

約数ペア:

[(1, 42121219), (7, 6017317), (31, 1358749), (73, 577003), (217, 194107), (511, 82429), (2263, 18613), (2659, 15841)]