231796257

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{52813}}^1$

素因数の和:52853

約数の個数: 32

約数和(自身を含む): 405611520

約数和(自身を除く): 173815263

約数列:

[1, 3, 7, 11, 19, 21, 33, 57, 77, 133, 209, 231, 399, 627, 1463, 4389, 52813, 158439, 369691, 580943, 1003447, 1109073, 1742829, 3010341, 4066601, 7024129, 11037917, 12199803, 21072387, 33113751, 77265419, 231796257]

約数ペア:

[(1, 231796257), (3, 77265419), (7, 33113751), (11, 21072387), (19, 12199803), (21, 11037917), (33, 7024129), (57, 4066601), (77, 3010341), (133, 1742829), (209, 1109073), (231, 1003447), (399, 580943), (627, 369691), (1463, 158439), (4389, 52813)]