28496874

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{509}}^1$

素因数の和:595

約数の個数: 64

約数和(自身を含む): 68935680

約数和(自身を除く): 40438806

約数列:

[1, 2, 3, 6, 7, 14, 21, 31, 42, 43, 62, 86, 93, 129, 186, 217, 258, 301, 434, 509, 602, 651, 903, 1018, 1302, 1333, 1527, 1806, 2666, 3054, 3563, 3999, 7126, 7998, 9331, 10689, 15779, 18662, 21378, 21887, 27993, 31558, 43774, 47337, 55986, 65661, 94674, 110453, 131322, 153209, 220906, 306418, 331359, 459627, 662718, 678497, 919254, 1356994, 2035491, 4070982, 4749479, 9498958, 14248437, 28496874]

約数ペア:

[(1, 28496874), (2, 14248437), (3, 9498958), (6, 4749479), (7, 4070982), (14, 2035491), (21, 1356994), (31, 919254), (42, 678497), (43, 662718), (62, 459627), (86, 331359), (93, 306418), (129, 220906), (186, 153209), (217, 131322), (258, 110453), (301, 94674), (434, 65661), (509, 55986), (602, 47337), (651, 43774), (903, 31558), (1018, 27993), (1302, 21887), (1333, 21378), (1527, 18662), (1806, 15779), (2666, 10689), (3054, 9331), (3563, 7998), (3999, 7126)]