128536653

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{46021}}^1$

素因数の和:46057

約数の個数: 24

約数和(自身を含む): 209860320

約数和(自身を除く): 81323667

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 46021, 138063, 322147, 874399, 966441, 2255029, 2623197, 6120793, 6765087, 18362379, 42845551, 128536653]

約数ペア:

[(1, 128536653), (3, 42845551), (7, 18362379), (19, 6765087), (21, 6120793), (49, 2623197), (57, 2255029), (133, 966441), (147, 874399), (399, 322147), (931, 138063), (2793, 46021)]