200420913

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{867623}}^1$

素因数の和:867644

約数の個数: 16

約数和(自身を含む): 333167616

約数和(自身を除く): 132746703

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 867623, 2602869, 6073361, 9543853, 18220083, 28631559, 66806971, 200420913]

約数ペア:

[(1, 200420913), (3, 66806971), (7, 28631559), (11, 18220083), (21, 9543853), (33, 6073361), (77, 2602869), (231, 867623)]