28498868

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{89}}^1\times {\mathrm{277}}^1$

素因数の和:404

約数の個数: 36

約数和(自身を含む): 53767980

約数和(自身を除く): 25269112

約数列:

[1, 2, 4, 17, 34, 68, 89, 178, 277, 289, 356, 554, 578, 1108, 1156, 1513, 3026, 4709, 6052, 9418, 18836, 24653, 25721, 49306, 51442, 80053, 98612, 102884, 160106, 320212, 419101, 838202, 1676404, 7124717, 14249434, 28498868]

約数ペア:

[(1, 28498868), (2, 14249434), (4, 7124717), (17, 1676404), (34, 838202), (68, 419101), (89, 320212), (178, 160106), (277, 102884), (289, 98612), (356, 80053), (554, 51442), (578, 49306), (1108, 25721), (1156, 24653), (1513, 18836), (3026, 9418), (4709, 6052)]