81437307

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{133723}}^1$

素因数の和:133762

約数の個数: 16

約数和(自身を含む): 128375040

約数和(自身を除く): 46937733

約数列:

[1, 3, 7, 21, 29, 87, 203, 609, 133723, 401169, 936061, 2808183, 3877967, 11633901, 27145769, 81437307]

約数ペア:

[(1, 81437307), (3, 27145769), (7, 11633901), (21, 3877967), (29, 2808183), (87, 936061), (203, 401169), (609, 133723)]