15902271

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{7649}}^1$

素因数の和:7676

約数の個数: 32

約数和(自身を含む): 29376000

約数和(自身を除く): 13473729

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 99, 189, 231, 297, 693, 2079, 7649, 22947, 53543, 68841, 84139, 160629, 206523, 252417, 481887, 588973, 757251, 1445661, 1766919, 2271753, 5300757, 15902271]

約数ペア:

[(1, 15902271), (3, 5300757), (7, 2271753), (9, 1766919), (11, 1445661), (21, 757251), (27, 588973), (33, 481887), (63, 252417), (77, 206523), (99, 160629), (189, 84139), (231, 68841), (297, 53543), (693, 22947), (2079, 7649)]