258402794

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{523}}^1\times {\mathrm{613}}^1$

素因数の和:1182

約数の個数: 32

約数和(自身を含む): 432413184

約数和(自身を除く): 174010390

約数列:

[1, 2, 13, 26, 31, 62, 403, 523, 613, 806, 1046, 1226, 6799, 7969, 13598, 15938, 16213, 19003, 32426, 38006, 210769, 247039, 320599, 421538, 494078, 641198, 4167787, 8335574, 9938569, 19877138, 129201397, 258402794]

約数ペア:

[(1, 258402794), (2, 129201397), (13, 19877138), (26, 9938569), (31, 8335574), (62, 4167787), (403, 641198), (523, 494078), (613, 421538), (806, 320599), (1046, 247039), (1226, 210769), (6799, 38006), (7969, 32426), (13598, 19003), (15938, 16213)]