397326256

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{801061}}^1$

素因数の和:801100

約数の個数: 20

約数和(自身を含む): 794653504

約数和(自身を除く): 397327248

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 801061, 1602122, 3204244, 6408488, 12816976, 24832891, 49665782, 99331564, 198663128, 397326256]

約数ペア:

[(1, 397326256), (2, 198663128), (4, 99331564), (8, 49665782), (16, 24832891), (31, 12816976), (62, 6408488), (124, 3204244), (248, 1602122), (496, 801061)]