243550142

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{991}}^1\times {\mathrm{11171}}^1$

素因数の和:12175

約数の個数: 16

約数和(自身を含む): 398974464

約数和(自身を除く): 155424322

約数列:

[1, 2, 11, 22, 991, 1982, 10901, 11171, 21802, 22342, 122881, 245762, 11070461, 22140922, 121775071, 243550142]

約数ペア:

[(1, 243550142), (2, 121775071), (11, 22140922), (22, 11070461), (991, 245762), (1982, 122881), (10901, 22342), (11171, 21802)]