12431155

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{317}}^1$

素因数の和:387

約数の個数: 32

約数和(自身を含む): 17584128

約数和(自身を除く): 5152973

約数列:

[1, 5, 11, 23, 31, 55, 115, 155, 253, 317, 341, 713, 1265, 1585, 1705, 3487, 3565, 7291, 7843, 9827, 17435, 36455, 39215, 49135, 80201, 108097, 226021, 401005, 540485, 1130105, 2486231, 12431155]

約数ペア:

[(1, 12431155), (5, 2486231), (11, 1130105), (23, 540485), (31, 401005), (55, 226021), (115, 108097), (155, 80201), (253, 49135), (317, 39215), (341, 36455), (713, 17435), (1265, 9827), (1585, 7843), (1705, 7291), (3487, 3565)]