199489024

素因数分解:

$2^9\times 7^1\times {\mathrm{55661}}^1$

素因数の和:55686

約数の個数: 40

約数和(自身を含む): 455537808

約数和(自身を除く): 256048784

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1792, 3584, 55661, 111322, 222644, 389627, 445288, 779254, 890576, 1558508, 1781152, 3117016, 3562304, 6234032, 7124608, 12468064, 14249216, 24936128, 28498432, 49872256, 99744512, 199489024]

約数ペア:

[(1, 199489024), (2, 99744512), (4, 49872256), (7, 28498432), (8, 24936128), (14, 14249216), (16, 12468064), (28, 7124608), (32, 6234032), (56, 3562304), (64, 3117016), (112, 1781152), (128, 1558508), (224, 890576), (256, 779254), (448, 445288), (512, 389627), (896, 222644), (1792, 111322), (3584, 55661)]