3958864

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2719}}^1$

素因数の和:2747

約数の個数: 40

約数和(自身を含む): 9443840

約数和(自身を除く): 5484976

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 2719, 5438, 10876, 19033, 21752, 35347, 38066, 43504, 70694, 76132, 141388, 152264, 247429, 282776, 304528, 494858, 565552, 989716, 1979432, 3958864]

約数ペア:

[(1, 3958864), (2, 1979432), (4, 989716), (7, 565552), (8, 494858), (13, 304528), (14, 282776), (16, 247429), (26, 152264), (28, 141388), (52, 76132), (56, 70694), (91, 43504), (104, 38066), (112, 35347), (182, 21752), (208, 19033), (364, 10876), (728, 5438), (1456, 2719)]