28657308

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{140477}}^1$

素因数の和:140501

約数の個数: 24

約数和(自身を含む): 70800912

約数和(自身を除く): 42143604

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 204, 140477, 280954, 421431, 561908, 842862, 1685724, 2388109, 4776218, 7164327, 9552436, 14328654, 28657308]

約数ペア:

[(1, 28657308), (2, 14328654), (3, 9552436), (4, 7164327), (6, 4776218), (12, 2388109), (17, 1685724), (34, 842862), (51, 561908), (68, 421431), (102, 280954), (204, 140477)]