28380676

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{2749}}^1$

素因数の和:2871

約数の個数: 24

約数和(自身を含む): 51975000

約数和(自身を除く): 23594324

約数列:

[1, 2, 4, 29, 58, 89, 116, 178, 356, 2581, 2749, 5162, 5498, 10324, 10996, 79721, 159442, 244661, 318884, 489322, 978644, 7095169, 14190338, 28380676]

約数ペア:

[(1, 28380676), (2, 14190338), (4, 7095169), (29, 978644), (58, 489322), (89, 318884), (116, 244661), (178, 159442), (356, 79721), (2581, 10996), (2749, 10324), (5162, 5498)]