513418

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{229}}^1$

素因数の和:309

約数の個数: 16

約数和(自身を含む): 828000

約数和(自身を除く): 314582

約数列:

[1, 2, 19, 38, 59, 118, 229, 458, 1121, 2242, 4351, 8702, 13511, 27022, 256709, 513418]

約数ペア:

[(1, 513418), (2, 256709), (19, 27022), (38, 13511), (59, 8702), (118, 4351), (229, 2242), (458, 1121)]