17790903

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{2083}}^1$

素因数の和:2175

約数の個数: 24

約数和(自身を含む): 28067312

約数和(自身を除く): 10276409

約数列:

[1, 3, 9, 13, 39, 73, 117, 219, 657, 949, 2083, 2847, 6249, 8541, 18747, 27079, 81237, 152059, 243711, 456177, 1368531, 1976767, 5930301, 17790903]

約数ペア:

[(1, 17790903), (3, 5930301), (9, 1976767), (13, 1368531), (39, 456177), (73, 243711), (117, 152059), (219, 81237), (657, 27079), (949, 18747), (2083, 8541), (2847, 6249)]