25481758

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{1291}}^1$

素因数の和:1503

約数の個数: 16

約数和(自身を含む): 39070080

約数和(自身を除く): 13588322

約数列:

[1, 2, 71, 139, 142, 278, 1291, 2582, 9869, 19738, 91661, 179449, 183322, 358898, 12740879, 25481758]

約数ペア:

[(1, 25481758), (2, 12740879), (71, 358898), (139, 183322), (142, 179449), (278, 91661), (1291, 19738), (2582, 9869)]