12912772978

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{404713}}^1$

素因数の和:404818

約数の個数: 32

約数和(自身を含む): 23078411136

約数和(自身を除く): 10165638158

約数列:

[1, 2, 7, 14, 43, 53, 86, 106, 301, 371, 602, 742, 2279, 4558, 15953, 31906, 404713, 809426, 2832991, 5665982, 17402659, 21449789, 34805318, 42899578, 121818613, 150148523, 243637226, 300297046, 922340927, 1844681854, 6456386489, 12912772978]

約数ペア:

[(1, 12912772978), (2, 6456386489), (7, 1844681854), (14, 922340927), (43, 300297046), (53, 243637226), (86, 150148523), (106, 121818613), (301, 42899578), (371, 34805318), (602, 21449789), (742, 17402659), (2279, 5665982), (4558, 2832991), (15953, 809426), (31906, 404713)]