1278149349

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{244997}}^1$

素因数の和:245084

約数の個数: 16

約数和(自身を含む): 1787505408

約数和(自身を除く): 509356059

約数列:

[1, 3, 37, 47, 111, 141, 1739, 5217, 244997, 734991, 9064889, 11514859, 27194667, 34544577, 426049783, 1278149349]

約数ペア:

[(1, 1278149349), (3, 426049783), (37, 34544577), (47, 27194667), (111, 11514859), (141, 9064889), (1739, 734991), (5217, 244997)]