23240855

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{317}}^1$

素因数の和:407

約数の個数: 32

約数和(自身を含む): 32237568

約数和(自身を除く): 8996713

約数列:

[1, 5, 11, 31, 43, 55, 155, 215, 317, 341, 473, 1333, 1585, 1705, 2365, 3487, 6665, 9827, 13631, 14663, 17435, 49135, 68155, 73315, 108097, 149941, 422561, 540485, 749705, 2112805, 4648171, 23240855]

約数ペア:

[(1, 23240855), (5, 4648171), (11, 2112805), (31, 749705), (43, 540485), (55, 422561), (155, 149941), (215, 108097), (317, 73315), (341, 68155), (473, 49135), (1333, 17435), (1585, 14663), (1705, 13631), (2365, 9827), (3487, 6665)]