25978827

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{26321}}^1$

素因数の和:26378

約数の個数: 16

約数和(自身を含む): 40430592

約数和(自身を除く): 14451765

約数列:

[1, 3, 7, 21, 47, 141, 329, 987, 26321, 78963, 184247, 552741, 1237087, 3711261, 8659609, 25978827]

約数ペア:

[(1, 25978827), (3, 8659609), (7, 3711261), (21, 1237087), (47, 552741), (141, 184247), (329, 78963), (987, 26321)]