2171455231

素因数分解:

${\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{780257}}^1$

素因数の和:780302

約数の個数: 12

約数和(自身を含む): 2490583536

約数和(自身を除く): 319128305

約数列:

[1, 11, 23, 121, 253, 2783, 780257, 8582827, 17945911, 94411097, 197405021, 2171455231]

約数ペア:

[(1, 2171455231), (11, 197405021), (23, 94411097), (121, 17945911), (253, 8582827), (2783, 780257)]