258639014

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{349}}^1\times {\mathrm{11953}}^1$

素因数の和:12335

約数の個数: 16

約数和(自身を含む): 401654400

約数和(自身を除く): 143015386

約数列:

[1, 2, 31, 62, 349, 698, 10819, 11953, 21638, 23906, 370543, 741086, 4171597, 8343194, 129319507, 258639014]

約数ペア:

[(1, 258639014), (2, 129319507), (31, 8343194), (62, 4171597), (349, 741086), (698, 370543), (10819, 23906), (11953, 21638)]