25781679

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{12401}}^1$

素因数の和:12428

約数の個数: 32

約数和(自身を含む): 47623680

約数和(自身を除く): 21842001

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 99, 189, 231, 297, 693, 2079, 12401, 37203, 86807, 111609, 136411, 260421, 334827, 409233, 781263, 954877, 1227699, 2343789, 2864631, 3683097, 8593893, 25781679]

約数ペア:

[(1, 25781679), (3, 8593893), (7, 3683097), (9, 2864631), (11, 2343789), (21, 1227699), (27, 954877), (33, 781263), (63, 409233), (77, 334827), (99, 260421), (189, 136411), (231, 111609), (297, 86807), (693, 37203), (2079, 12401)]