42891021

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{383}}^1\times {\mathrm{541}}^1$

素因数の和:953

約数の個数: 24

約数和(自身を含む): 64935936

約数和(自身を除く): 22044915

約数列:

[1, 3, 9, 23, 69, 207, 383, 541, 1149, 1623, 3447, 4869, 8809, 12443, 26427, 37329, 79281, 111987, 207203, 621609, 1864827, 4765669, 14297007, 42891021]

約数ペア:

[(1, 42891021), (3, 14297007), (9, 4765669), (23, 1864827), (69, 621609), (207, 207203), (383, 111987), (541, 79281), (1149, 37329), (1623, 26427), (3447, 12443), (4869, 8809)]