1999788007

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{53791}}^1$

素因数の和:53958

約数の個数: 16

約数和(自身を含む): 2354798592

約数和(自身を除く): 355010585

約数列:

[1, 7, 47, 113, 329, 791, 5311, 37177, 53791, 376537, 2528177, 6078383, 17697239, 42548681, 285684001, 1999788007]

約数ペア:

[(1, 1999788007), (7, 285684001), (47, 42548681), (113, 17697239), (329, 6078383), (791, 2528177), (5311, 376537), (37177, 53791)]