25907973

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2207}}^1$

素因数の和:2273

約数の個数: 32

約数和(自身を含む): 43524096

約数和(自身を除く): 17616123

約数列:

[1, 3, 7, 13, 21, 39, 43, 91, 129, 273, 301, 559, 903, 1677, 2207, 3913, 6621, 11739, 15449, 28691, 46347, 86073, 94901, 200837, 284703, 602511, 664307, 1233713, 1992921, 3701139, 8635991, 25907973]

約数ペア:

[(1, 25907973), (3, 8635991), (7, 3701139), (13, 1992921), (21, 1233713), (39, 664307), (43, 602511), (91, 284703), (129, 200837), (273, 94901), (301, 86073), (559, 46347), (903, 28691), (1677, 15449), (2207, 11739), (3913, 6621)]