16564941

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1327}}^1$

素因数の和:1425

約数の個数: 24

約数和(自身を含む): 25550720

約数和(自身を除く): 8985779

約数列:

[1, 3, 9, 19, 57, 73, 171, 219, 657, 1327, 1387, 3981, 4161, 11943, 12483, 25213, 75639, 96871, 226917, 290613, 871839, 1840549, 5521647, 16564941]

約数ペア:

[(1, 16564941), (3, 5521647), (9, 1840549), (19, 871839), (57, 290613), (73, 226917), (171, 96871), (219, 75639), (657, 25213), (1327, 12483), (1387, 11943), (3981, 4161)]