661334

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{367}}^1$

素因数の和:439

約数の個数: 16

約数和(自身を含む): 1073088

約数和(自身を除く): 411754

約数列:

[1, 2, 17, 34, 53, 106, 367, 734, 901, 1802, 6239, 12478, 19451, 38902, 330667, 661334]

約数ペア:

[(1, 661334), (2, 330667), (17, 38902), (34, 19451), (53, 12478), (106, 6239), (367, 1802), (734, 901)]