1217645

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{131}}^1$

素因数の和:173

約数の個数: 24

約数和(自身を含む): 1739232

約数和(自身を除く): 521587

約数列:

[1, 5, 11, 13, 55, 65, 131, 143, 169, 655, 715, 845, 1441, 1703, 1859, 7205, 8515, 9295, 18733, 22139, 93665, 110695, 243529, 1217645]

約数ペア:

[(1, 1217645), (5, 243529), (11, 110695), (13, 93665), (55, 22139), (65, 18733), (131, 9295), (143, 8515), (169, 7205), (655, 1859), (715, 1703), (845, 1441)]