231844991

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{21493}}^1$

素因数の和:21590

約数の個数: 16

約数和(自身を含む): 280625664

約数和(自身を除く): 48780673

約数列:

[1, 7, 23, 67, 161, 469, 1541, 10787, 21493, 150451, 494339, 1440031, 3460373, 10080217, 33120713, 231844991]

約数ペア:

[(1, 231844991), (7, 33120713), (23, 10080217), (67, 3460373), (161, 1440031), (469, 494339), (1541, 150451), (10787, 21493)]