28461213

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1879}}^1$

素因数の和:1919

約数の個数: 40

約数和(自身を含む): 49135680

約数和(自身を除く): 20674467

約数列:

[1, 3, 9, 11, 17, 27, 33, 51, 81, 99, 153, 187, 297, 459, 561, 891, 1377, 1683, 1879, 5049, 5637, 15147, 16911, 20669, 31943, 50733, 62007, 95829, 152199, 186021, 287487, 351373, 558063, 862461, 1054119, 1674189, 2587383, 3162357, 9487071, 28461213]

約数ペア:

[(1, 28461213), (3, 9487071), (9, 3162357), (11, 2587383), (17, 1674189), (27, 1054119), (33, 862461), (51, 558063), (81, 351373), (99, 287487), (153, 186021), (187, 152199), (297, 95829), (459, 62007), (561, 50733), (891, 31943), (1377, 20669), (1683, 16911), (1879, 15147), (5049, 5637)]