7858242

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{20789}}^1$

素因数の和:20807

約数の個数: 32

約数和(自身を含む): 19958400

約数和(自身を除く): 12100158

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 20789, 41578, 62367, 124734, 145523, 187101, 291046, 374202, 436569, 561303, 873138, 1122606, 1309707, 2619414, 3929121, 7858242]

約数ペア:

[(1, 7858242), (2, 3929121), (3, 2619414), (6, 1309707), (7, 1122606), (9, 873138), (14, 561303), (18, 436569), (21, 374202), (27, 291046), (42, 187101), (54, 145523), (63, 124734), (126, 62367), (189, 41578), (378, 20789)]