81215838

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{136727}}^1$

素因数の和:136749

約数の個数: 32

約数和(自身を含む): 196888320

約数和(自身を除く): 115672482

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 54, 66, 99, 198, 297, 594, 136727, 273454, 410181, 820362, 1230543, 1503997, 2461086, 3007994, 3691629, 4511991, 7383258, 9023982, 13535973, 27071946, 40607919, 81215838]

約数ペア:

[(1, 81215838), (2, 40607919), (3, 27071946), (6, 13535973), (9, 9023982), (11, 7383258), (18, 4511991), (22, 3691629), (27, 3007994), (33, 2461086), (54, 1503997), (66, 1230543), (99, 820362), (198, 410181), (297, 273454), (594, 136727)]