8889477729

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{639853}}^1$

素因数の和:640288

約数の個数: 16

約数和(自身を含む): 12960882624

約数和(自身を除く): 4071404895

約数列:

[1, 3, 11, 33, 421, 1263, 4631, 13893, 639853, 1919559, 7038383, 21115149, 269378113, 808134339, 2963159243, 8889477729]

約数ペア:

[(1, 8889477729), (3, 2963159243), (11, 808134339), (33, 269378113), (421, 21115149), (1263, 7038383), (4631, 1919559), (13893, 639853)]