211403007

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{10711}}^1$

素因数の和:10780

約数の個数: 32

約数和(自身を含む): 339356160

約数和(自身を除く): 127953153

約数列:

[1, 3, 9, 17, 27, 43, 51, 129, 153, 387, 459, 731, 1161, 2193, 6579, 10711, 19737, 32133, 96399, 182087, 289197, 460573, 546261, 1381719, 1638783, 4145157, 4916349, 7829741, 12435471, 23489223, 70467669, 211403007]

約数ペア:

[(1, 211403007), (3, 70467669), (9, 23489223), (17, 12435471), (27, 7829741), (43, 4916349), (51, 4145157), (129, 1638783), (153, 1381719), (387, 546261), (459, 460573), (731, 289197), (1161, 182087), (2193, 96399), (6579, 32133), (10711, 19737)]