128370009

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{631}}^1\times {\mathrm{3989}}^1$

素因数の和:4640

約数の個数: 16

約数和(自身を含む): 181560960

約数和(自身を除く): 53190951

約数列:

[1, 3, 17, 51, 631, 1893, 3989, 10727, 11967, 32181, 67813, 203439, 2517059, 7551177, 42790003, 128370009]

約数ペア:

[(1, 128370009), (3, 42790003), (17, 7551177), (51, 2517059), (631, 203439), (1893, 67813), (3989, 32181), (10727, 11967)]