209320914

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{85717}}^1$

素因数の和:85770

約数の個数: 32

約数和(自身を含む): 469048896

約数和(自身を除く): 259727982

約数列:

[1, 2, 3, 6, 11, 22, 33, 37, 66, 74, 111, 222, 407, 814, 1221, 2442, 85717, 171434, 257151, 514302, 942887, 1885774, 2828661, 3171529, 5657322, 6343058, 9514587, 19029174, 34886819, 69773638, 104660457, 209320914]

約数ペア:

[(1, 209320914), (2, 104660457), (3, 69773638), (6, 34886819), (11, 19029174), (22, 9514587), (33, 6343058), (37, 5657322), (66, 3171529), (74, 2828661), (111, 1885774), (222, 942887), (407, 514302), (814, 257151), (1221, 171434), (2442, 85717)]