199900498

素因数分解:

$2^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{677}}^1$

素因数の和:847

約数の個数: 48

約数和(自身を含む): 367291584

約数和(自身を除く): 167391086

約数列:

[1, 2, 7, 14, 23, 46, 49, 98, 131, 161, 262, 322, 677, 917, 1127, 1354, 1834, 2254, 3013, 4739, 6026, 6419, 9478, 12838, 15571, 21091, 31142, 33173, 42182, 66346, 88687, 108997, 147637, 177374, 217994, 295274, 620809, 762979, 1241618, 1525958, 2039801, 4079602, 4345663, 8691326, 14278607, 28557214, 99950249, 199900498]

約数ペア:

[(1, 199900498), (2, 99950249), (7, 28557214), (14, 14278607), (23, 8691326), (46, 4345663), (49, 4079602), (98, 2039801), (131, 1525958), (161, 1241618), (262, 762979), (322, 620809), (677, 295274), (917, 217994), (1127, 177374), (1354, 147637), (1834, 108997), (2254, 88687), (3013, 66346), (4739, 42182), (6026, 33173), (6419, 31142), (9478, 21091), (12838, 15571)]