247907198

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{15629}}^1$

素因数の和:15752

約数の個数: 32

約数和(自身を含む): 468149760

約数和(自身を除く): 220242562

約数列:

[1, 2, 7, 11, 14, 22, 77, 103, 154, 206, 721, 1133, 1442, 2266, 7931, 15629, 15862, 31258, 109403, 171919, 218806, 343838, 1203433, 1609787, 2406866, 3219574, 11268509, 17707657, 22537018, 35415314, 123953599, 247907198]

約数ペア:

[(1, 247907198), (2, 123953599), (7, 35415314), (11, 22537018), (14, 17707657), (22, 11268509), (77, 3219574), (103, 2406866), (154, 1609787), (206, 1203433), (721, 343838), (1133, 218806), (1442, 171919), (2266, 109403), (7931, 31258), (15629, 15862)]