208082007

素因数分解:

$3^3\times 7^1\times {\mathrm{127}}^1\times {\mathrm{8669}}^1$

素因数の和:8812

約数の個数: 32

約数和(自身を含む): 355123200

約数和(自身を除く): 147041193

約数列:

[1, 3, 7, 9, 21, 27, 63, 127, 189, 381, 889, 1143, 2667, 3429, 8001, 8669, 24003, 26007, 60683, 78021, 182049, 234063, 546147, 1100963, 1638441, 3302889, 7706741, 9908667, 23120223, 29726001, 69360669, 208082007]

約数ペア:

[(1, 208082007), (3, 69360669), (7, 29726001), (9, 23120223), (21, 9908667), (27, 7706741), (63, 3302889), (127, 1638441), (189, 1100963), (381, 546147), (889, 234063), (1143, 182049), (2667, 78021), (3429, 60683), (8001, 26007), (8669, 24003)]