725561648

素因数分解:

$2^4\times 7^1\times {\mathrm{6478229}}^1$

素因数の和:6478244

約数の個数: 20

約数和(自身を含む): 1606601040

約数和(自身を除く): 881039392

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 6478229, 12956458, 25912916, 45347603, 51825832, 90695206, 103651664, 181390412, 362780824, 725561648]

約数ペア:

[(1, 725561648), (2, 362780824), (4, 181390412), (7, 103651664), (8, 90695206), (14, 51825832), (16, 45347603), (28, 25912916), (56, 12956458), (112, 6478229)]