1821055

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{661}}^1$

素因数の和:714

約数の個数: 16

約数和(自身を含む): 2383200

約数和(自身を除く): 562145

約数列:

[1, 5, 19, 29, 95, 145, 551, 661, 2755, 3305, 12559, 19169, 62795, 95845, 364211, 1821055]

約数ペア:

[(1, 1821055), (5, 364211), (19, 95845), (29, 62795), (95, 19169), (145, 12559), (551, 3305), (661, 2755)]