2164645

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2689}}^1$

素因数の和:2724

約数の個数: 16

約数和(自身を含む): 3098880

約数和(自身を除く): 934235

約数列:

[1, 5, 7, 23, 35, 115, 161, 805, 2689, 13445, 18823, 61847, 94115, 309235, 432929, 2164645]

約数ペア:

[(1, 2164645), (5, 432929), (7, 309235), (23, 94115), (35, 61847), (115, 18823), (161, 13445), (805, 2689)]