421489328

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{2026391}}^1$

素因数の和:2026412

約数の個数: 20

約数和(自身を含む): 879454128

約数和(自身を除く): 457964800

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 2026391, 4052782, 8105564, 16211128, 26343083, 32422256, 52686166, 105372332, 210744664, 421489328]

約数ペア:

[(1, 421489328), (2, 210744664), (4, 105372332), (8, 52686166), (13, 32422256), (16, 26343083), (26, 16211128), (52, 8105564), (104, 4052782), (208, 2026391)]