242079741

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{74509}}^1$

素因数の和:74553

約数の個数: 18

約数和(自身を含む): 369048030

約数和(自身を除く): 126968289

約数列:

[1, 3, 9, 19, 57, 171, 361, 1083, 3249, 74509, 223527, 670581, 1415671, 4247013, 12741039, 26897749, 80693247, 242079741]

約数ペア:

[(1, 242079741), (3, 80693247), (9, 26897749), (19, 12741039), (57, 4247013), (171, 1415671), (361, 670581), (1083, 223527), (3249, 74509)]