81821992

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{50383}}^1$

素因数の和:50425

約数の個数: 32

約数和(自身を含む): 181382400

約数和(自身を除く): 99560408

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 56, 58, 116, 203, 232, 406, 812, 1624, 50383, 100766, 201532, 352681, 403064, 705362, 1410724, 1461107, 2821448, 2922214, 5844428, 10227749, 11688856, 20455498, 40910996, 81821992]

約数ペア:

[(1, 81821992), (2, 40910996), (4, 20455498), (7, 11688856), (8, 10227749), (14, 5844428), (28, 2922214), (29, 2821448), (56, 1461107), (58, 1410724), (116, 705362), (203, 403064), (232, 352681), (406, 201532), (812, 100766), (1624, 50383)]