129780298

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{17881}}^1$

素因数の和:18093

約数の個数: 16

約数和(自身を含む): 206000640

約数和(自身を除く): 76220342

約数列:

[1, 2, 19, 38, 191, 382, 3629, 7258, 17881, 35762, 339739, 679478, 3415271, 6830542, 64890149, 129780298]

約数ペア:

[(1, 129780298), (2, 64890149), (19, 6830542), (38, 3415271), (191, 679478), (382, 339739), (3629, 35762), (7258, 17881)]