428785198

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{111721}}^1$

素因数の和:111843

約数の個数: 16

約数和(自身を含む): 683738640

約数和(自身を除く): 254953442

約数列:

[1, 2, 19, 38, 101, 202, 1919, 3838, 111721, 223442, 2122699, 4245398, 11283821, 22567642, 214392599, 428785198]

約数ペア:

[(1, 428785198), (2, 214392599), (19, 22567642), (38, 11283821), (101, 4245398), (202, 2122699), (1919, 223442), (3838, 111721)]