28511604

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{71999}}^1$

素因数の和:72020

約数の個数: 36

約数和(自身を含む): 78624000

約数和(自身を除く): 50112396

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 71999, 143998, 215997, 287996, 431994, 647991, 791989, 863988, 1295982, 1583978, 2375967, 2591964, 3167956, 4751934, 7127901, 9503868, 14255802, 28511604]

約数ペア:

[(1, 28511604), (2, 14255802), (3, 9503868), (4, 7127901), (6, 4751934), (9, 3167956), (11, 2591964), (12, 2375967), (18, 1583978), (22, 1295982), (33, 863988), (36, 791989), (44, 647991), (66, 431994), (99, 287996), (132, 215997), (198, 143998), (396, 71999)]