25840563

素因数分解:

$3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{9689}}^1$

素因数の和:9826

約数の個数: 16

約数和(自身を含む): 39690240

約数和(自身を除く): 13849677

約数列:

[1, 3, 7, 21, 127, 381, 889, 2667, 9689, 29067, 67823, 203469, 1230503, 3691509, 8613521, 25840563]

約数ペア:

[(1, 25840563), (3, 8613521), (7, 3691509), (21, 1230503), (127, 203469), (381, 67823), (889, 29067), (2667, 9689)]