13871231

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{503}}^1$

素因数の和:646

約数の個数: 16

約数和(自身を含む): 15966720

約数和(自身を除く): 2095489

約数列:

[1, 11, 23, 109, 253, 503, 1199, 2507, 5533, 11569, 27577, 54827, 127259, 603097, 1261021, 13871231]

約数ペア:

[(1, 13871231), (11, 1261021), (23, 603097), (109, 127259), (253, 54827), (503, 27577), (1199, 11569), (2507, 5533)]