258843986

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1\times {\mathrm{12613}}^1$

素因数の和:12977

約数の個数: 16

約数和(自身を含む): 402033408

約数和(自身を除く): 143189422

約数列:

[1, 2, 31, 62, 331, 662, 10261, 12613, 20522, 25226, 391003, 782006, 4174903, 8349806, 129421993, 258843986]

約数ペア:

[(1, 258843986), (2, 129421993), (31, 8349806), (62, 4174903), (331, 782006), (662, 391003), (10261, 25226), (12613, 20522)]