1490818427

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{146173}}^1$

素因数の和:146258

約数の個数: 16

約数和(自身を含む): 1796186112

約数和(自身を除く): 305367685

約数列:

[1, 7, 31, 47, 217, 329, 1457, 10199, 146173, 1023211, 4531363, 6870131, 31719541, 48090917, 212974061, 1490818427]

約数ペア:

[(1, 1490818427), (7, 212974061), (31, 48090917), (47, 31719541), (217, 6870131), (329, 4531363), (1457, 1023211), (10199, 146173)]