211063111

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{21491}}^1$

素因数の和:21582

約数の個数: 16

約数和(自身を含む): 255840768

約数和(自身を除く): 44777657

約数列:

[1, 7, 23, 61, 161, 427, 1403, 9821, 21491, 150437, 494293, 1310951, 3460051, 9176657, 30151873, 211063111]

約数ペア:

[(1, 211063111), (7, 30151873), (23, 9176657), (61, 3460051), (161, 1310951), (427, 494293), (1403, 150437), (9821, 21491)]