391330256

素因数分解:

$2^4\times {\mathrm{197}}^1\times {\mathrm{124153}}^1$

素因数の和:124358

約数の個数: 20

約数和(自身を含む): 762057252

約数和(自身を除く): 370726996

約数列:

[1, 2, 4, 8, 16, 197, 394, 788, 1576, 3152, 124153, 248306, 496612, 993224, 1986448, 24458141, 48916282, 97832564, 195665128, 391330256]

約数ペア:

[(1, 391330256), (2, 195665128), (4, 97832564), (8, 48916282), (16, 24458141), (197, 1986448), (394, 993224), (788, 496612), (1576, 248306), (3152, 124153)]