2197894559

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{102643}}^1$

素因数の和:102699

約数の個数: 24

約数和(自身を含む): 2808339840

約数和(自身を除く): 610445281

約数列:

[1, 7, 19, 23, 49, 133, 161, 437, 931, 1127, 3059, 21413, 102643, 718501, 1950217, 2360789, 5029507, 13651519, 16525523, 44854991, 95560633, 115678661, 313984937, 2197894559]

約数ペア:

[(1, 2197894559), (7, 313984937), (19, 115678661), (23, 95560633), (49, 44854991), (133, 16525523), (161, 13651519), (437, 5029507), (931, 2360789), (1127, 1950217), (3059, 718501), (21413, 102643)]