24971919

素因数分解:

$3^1\times 7^2\times {\mathrm{257}}^1\times {\mathrm{661}}^1$

素因数の和:935

約数の個数: 24

約数和(自身を含む): 38941488

約数和(自身を除く): 13969569

約数列:

[1, 3, 7, 21, 49, 147, 257, 661, 771, 1799, 1983, 4627, 5397, 12593, 13881, 32389, 37779, 97167, 169877, 509631, 1189139, 3567417, 8323973, 24971919]

約数ペア:

[(1, 24971919), (3, 8323973), (7, 3567417), (21, 1189139), (49, 509631), (147, 169877), (257, 97167), (661, 37779), (771, 32389), (1799, 13881), (1983, 12593), (4627, 5397)]