920291239

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{77747}}^1$

素因数の和:77862

約数の個数: 16

約数和(自身を含む): 1119571200

約数和(自身を除く): 199279961

約数列:

[1, 7, 19, 89, 133, 623, 1691, 11837, 77747, 544229, 1477193, 6919483, 10340351, 48436381, 131470177, 920291239]

約数ペア:

[(1, 920291239), (7, 131470177), (19, 48436381), (89, 10340351), (133, 6919483), (623, 1477193), (1691, 544229), (11837, 77747)]