291225747

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{911}}^1$

素因数の和:1091

約数の個数: 32

約数和(自身を含む): 419198976

約数和(自身を除く): 127973229

約数列:

[1, 3, 23, 41, 69, 113, 123, 339, 911, 943, 2599, 2733, 2829, 4633, 7797, 13899, 20953, 37351, 62859, 102943, 106559, 112053, 308829, 319677, 859073, 2367689, 2577219, 4220663, 7103067, 12661989, 97075249, 291225747]

約数ペア:

[(1, 291225747), (3, 97075249), (23, 12661989), (41, 7103067), (69, 4220663), (113, 2577219), (123, 2367689), (339, 859073), (911, 319677), (943, 308829), (2599, 112053), (2733, 106559), (2829, 102943), (4633, 62859), (7797, 37351), (13899, 20953)]