291211993

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{271}}^1\times {\mathrm{2459}}^1$

素因数の和:2772

約数の個数: 16

約数和(自身を含む): 321177600

約数和(自身を除く): 29965607

約数列:

[1, 19, 23, 271, 437, 2459, 5149, 6233, 46721, 56557, 118427, 666389, 1074583, 12661391, 15326947, 291211993]

約数ペア:

[(1, 291211993), (19, 15326947), (23, 12661391), (271, 1074583), (437, 666389), (2459, 118427), (5149, 56557), (6233, 46721)]