201940151

素因数分解:

$7^1\times {\mathrm{19}}^2\times {\mathrm{157}}^1\times {\mathrm{509}}^1$

素因数の和:711

約数の個数: 24

約数和(自身を含む): 245607840

約数和(自身を除く): 43667689

約数列:

[1, 7, 19, 133, 157, 361, 509, 1099, 2527, 2983, 3563, 9671, 20881, 56677, 67697, 79913, 183749, 396739, 559391, 1286243, 1518347, 10628429, 28848593, 201940151]

約数ペア:

[(1, 201940151), (7, 28848593), (19, 10628429), (133, 1518347), (157, 1286243), (361, 559391), (509, 396739), (1099, 183749), (2527, 79913), (2983, 67697), (3563, 56677), (9671, 20881)]