661386

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{911}}^1$

素因数の和:938

約数の個数: 24

約数和(自身を含む): 1455552

約数和(自身を除く): 794166

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 121, 242, 363, 726, 911, 1822, 2733, 5466, 10021, 20042, 30063, 60126, 110231, 220462, 330693, 661386]

約数ペア:

[(1, 661386), (2, 330693), (3, 220462), (6, 110231), (11, 60126), (22, 30063), (33, 20042), (66, 10021), (121, 5466), (242, 2733), (363, 1822), (726, 911)]