81155268

素因数分解:

$2^2\times 3^2\times {\mathrm{73}}^1\times {\mathrm{30881}}^1$

素因数の和:30964

約数の個数: 36

約数和(自身を含む): 207959388

約数和(自身を除く): 126804120

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 73, 146, 219, 292, 438, 657, 876, 1314, 2628, 30881, 61762, 92643, 123524, 185286, 277929, 370572, 555858, 1111716, 2254313, 4508626, 6762939, 9017252, 13525878, 20288817, 27051756, 40577634, 81155268]

約数ペア:

[(1, 81155268), (2, 40577634), (3, 27051756), (4, 20288817), (6, 13525878), (9, 9017252), (12, 6762939), (18, 4508626), (36, 2254313), (73, 1111716), (146, 555858), (219, 370572), (292, 277929), (438, 185286), (657, 123524), (876, 92643), (1314, 61762), (2628, 30881)]