1668853438

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{211}}^1$

素因数の和:473

約数の個数: 64

約数和(自身を含む): 2981975040

約数和(自身を除く): 1313121602

約数列:

[1, 2, 7, 14, 71, 73, 109, 142, 146, 211, 218, 422, 497, 511, 763, 994, 1022, 1477, 1526, 2954, 5183, 7739, 7957, 10366, 14981, 15403, 15478, 15914, 22999, 29962, 30806, 36281, 45998, 54173, 55699, 72562, 104867, 107821, 108346, 111398, 160993, 209734, 215642, 321986, 564947, 1093613, 1129894, 1632929, 1678927, 2187226, 3265858, 3357854, 3954629, 7655291, 7909258, 11430503, 11752489, 15310582, 22861006, 23504978, 119203817, 238407634, 834426719, 1668853438]

約数ペア:

[(1, 1668853438), (2, 834426719), (7, 238407634), (14, 119203817), (71, 23504978), (73, 22861006), (109, 15310582), (142, 11752489), (146, 11430503), (211, 7909258), (218, 7655291), (422, 3954629), (497, 3357854), (511, 3265858), (763, 2187226), (994, 1678927), (1022, 1632929), (1477, 1129894), (1526, 1093613), (2954, 564947), (5183, 321986), (7739, 215642), (7957, 209734), (10366, 160993), (14981, 111398), (15403, 108346), (15478, 107821), (15914, 104867), (22999, 72562), (29962, 55699), (30806, 54173), (36281, 45998)]