18232123

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{281}}^1$

素因数の和:355

約数の個数: 32

約数和(自身を含む): 24256512

約数和(自身を除く): 6024389

約数列:

[1, 7, 13, 23, 31, 91, 161, 217, 281, 299, 403, 713, 1967, 2093, 2821, 3653, 4991, 6463, 8711, 9269, 25571, 45241, 60977, 64883, 84019, 113243, 200353, 588133, 792701, 1402471, 2604589, 18232123]

約数ペア:

[(1, 18232123), (7, 2604589), (13, 1402471), (23, 792701), (31, 588133), (91, 200353), (161, 113243), (217, 84019), (281, 64883), (299, 60977), (403, 45241), (713, 25571), (1967, 9269), (2093, 8711), (2821, 6463), (3653, 4991)]