27287757

素因数分解:

$3^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{1439}}^1$

素因数の和:1502

約数の個数: 36

約数和(自身を含む): 46949760

約数和(自身を除く): 19662003

約数列:

[1, 3, 7, 9, 21, 43, 49, 63, 129, 147, 301, 387, 441, 903, 1439, 2107, 2709, 4317, 6321, 10073, 12951, 18963, 30219, 61877, 70511, 90657, 185631, 211533, 433139, 556893, 634599, 1299417, 3031973, 3898251, 9095919, 27287757]

約数ペア:

[(1, 27287757), (3, 9095919), (7, 3898251), (9, 3031973), (21, 1299417), (43, 634599), (49, 556893), (63, 433139), (129, 211533), (147, 185631), (301, 90657), (387, 70511), (441, 61877), (903, 30219), (1439, 18963), (2107, 12951), (2709, 10073), (4317, 6321)]