42065009

素因数分解:

$7^1\times {\mathrm{73}}^1\times {\mathrm{263}}^1\times {\mathrm{313}}^1$

素因数の和:656

約数の個数: 16

約数和(自身を含む): 49074432

約数和(自身を除く): 7009423

約数列:

[1, 7, 73, 263, 313, 511, 1841, 2191, 19199, 22849, 82319, 134393, 159943, 576233, 6009287, 42065009]

約数ペア:

[(1, 42065009), (7, 6009287), (73, 576233), (263, 159943), (313, 134393), (511, 82319), (1841, 22849), (2191, 19199)]