711888639

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{22171}}^1$

素因数の和:22331

約数の個数: 32

約数和(自身を含む): 1191966720

約数和(自身を除く): 480078081

約数列:

[1, 3, 7, 11, 21, 33, 77, 139, 231, 417, 973, 1529, 2919, 4587, 10703, 22171, 32109, 66513, 155197, 243881, 465591, 731643, 1707167, 3081769, 5121501, 9245307, 21572383, 33899459, 64717149, 101698377, 237296213, 711888639]

約数ペア:

[(1, 711888639), (3, 237296213), (7, 101698377), (11, 64717149), (21, 33899459), (33, 21572383), (77, 9245307), (139, 5121501), (231, 3081769), (417, 1707167), (973, 731643), (1529, 465591), (2919, 243881), (4587, 155197), (10703, 66513), (22171, 32109)]