400381016

素因数分解:

$2^3\times 7^1\times {\mathrm{1901}}^1\times {\mathrm{3761}}^1$

素因数の和:5675

約数の個数: 32

約数和(自身を含む): 858638880

約数和(自身を除く): 458257864

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1901, 3761, 3802, 7522, 7604, 13307, 15044, 15208, 26327, 26614, 30088, 52654, 53228, 105308, 106456, 210616, 7149661, 14299322, 28598644, 50047627, 57197288, 100095254, 200190508, 400381016]

約数ペア:

[(1, 400381016), (2, 200190508), (4, 100095254), (7, 57197288), (8, 50047627), (14, 28598644), (28, 14299322), (56, 7149661), (1901, 210616), (3761, 106456), (3802, 105308), (7522, 53228), (7604, 52654), (13307, 30088), (15044, 26614), (15208, 26327)]