257901104

素因数分解:

$2^4\times {\mathrm{311}}^1\times {\mathrm{51829}}^1$

素因数の和:52148

約数の個数: 20

約数和(自身を含む): 501299760

約数和(自身を除く): 243398656

約数列:

[1, 2, 4, 8, 16, 311, 622, 1244, 2488, 4976, 51829, 103658, 207316, 414632, 829264, 16118819, 32237638, 64475276, 128950552, 257901104]

約数ペア:

[(1, 257901104), (2, 128950552), (4, 64475276), (8, 32237638), (16, 16118819), (311, 829264), (622, 414632), (1244, 207316), (2488, 103658), (4976, 51829)]