290051046

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{3109}}^1$

素因数の和:3261

約数の個数: 48

約数和(自身を含む): 646233120

約数和(自身を除く): 356182074

約数列:

[1, 2, 3, 6, 9, 18, 71, 73, 142, 146, 213, 219, 426, 438, 639, 657, 1278, 1314, 3109, 5183, 6218, 9327, 10366, 15549, 18654, 27981, 31098, 46647, 55962, 93294, 220739, 226957, 441478, 453914, 662217, 680871, 1324434, 1361742, 1986651, 2042613, 3973302, 4085226, 16113947, 32227894, 48341841, 96683682, 145025523, 290051046]

約数ペア:

[(1, 290051046), (2, 145025523), (3, 96683682), (6, 48341841), (9, 32227894), (18, 16113947), (71, 4085226), (73, 3973302), (142, 2042613), (146, 1986651), (213, 1361742), (219, 1324434), (426, 680871), (438, 662217), (639, 453914), (657, 441478), (1278, 226957), (1314, 220739), (3109, 93294), (5183, 55962), (6218, 46647), (9327, 31098), (10366, 27981), (15549, 18654)]