130518556

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{21481}}^1$

素因数の和:21530

約数の個数: 36

約数和(自身を含む): 274282176

約数和(自身を除く): 143763620

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 62, 98, 124, 196, 217, 434, 868, 1519, 3038, 6076, 21481, 42962, 85924, 150367, 300734, 601468, 665911, 1052569, 1331822, 2105138, 2663644, 4210276, 4661377, 9322754, 18645508, 32629639, 65259278, 130518556]

約数ペア:

[(1, 130518556), (2, 65259278), (4, 32629639), (7, 18645508), (14, 9322754), (28, 4661377), (31, 4210276), (49, 2663644), (62, 2105138), (98, 1331822), (124, 1052569), (196, 665911), (217, 601468), (434, 300734), (868, 150367), (1519, 85924), (3038, 42962), (6076, 21481)]