228302991

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{157559}}^1$

素因数の和:157595

約数の個数: 24

約数和(自身を含む): 393269760

約数和(自身を除く): 164966769

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1449, 157559, 472677, 1102913, 1418031, 3308739, 3623857, 9926217, 10871571, 25366999, 32614713, 76100997, 228302991]

約数ペア:

[(1, 228302991), (3, 76100997), (7, 32614713), (9, 25366999), (21, 10871571), (23, 9926217), (63, 3623857), (69, 3308739), (161, 1418031), (207, 1102913), (483, 472677), (1449, 157559)]