28589678

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{263}}^1$

素因数の和:428

約数の個数: 32

約数和(自身を含む): 48033216

約数和(自身を除く): 19443538

約数列:

[1, 2, 13, 26, 37, 74, 113, 226, 263, 481, 526, 962, 1469, 2938, 3419, 4181, 6838, 8362, 9731, 19462, 29719, 54353, 59438, 108706, 126503, 253006, 386347, 772694, 1099603, 2199206, 14294839, 28589678]

約数ペア:

[(1, 28589678), (2, 14294839), (13, 2199206), (26, 1099603), (37, 772694), (74, 386347), (113, 253006), (226, 126503), (263, 108706), (481, 59438), (526, 54353), (962, 29719), (1469, 19462), (2938, 9731), (3419, 8362), (4181, 6838)]