204313991

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1\times {\mathrm{157}}^1$

素因数の和:383

約数の個数: 32

約数和(自身を含む): 251182080

約数和(自身を除く): 46868089

約数列:

[1, 7, 23, 59, 137, 157, 161, 413, 959, 1099, 1357, 3151, 3611, 8083, 9263, 9499, 21509, 22057, 25277, 56581, 64841, 150563, 185909, 213049, 494707, 1269031, 1301363, 1491343, 3462949, 8883217, 29187713, 204313991]

約数ペア:

[(1, 204313991), (7, 29187713), (23, 8883217), (59, 3462949), (137, 1491343), (157, 1301363), (161, 1269031), (413, 494707), (959, 213049), (1099, 185909), (1357, 150563), (3151, 64841), (3611, 56581), (8083, 25277), (9263, 22057), (9499, 21509)]