28306408

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{5791}}^1$

素因数の和:5857

約数の個数: 32

約数和(自身を含む): 58383360

約数和(自身を除く): 30076952

約数列:

[1, 2, 4, 8, 13, 26, 47, 52, 94, 104, 188, 376, 611, 1222, 2444, 4888, 5791, 11582, 23164, 46328, 75283, 150566, 272177, 301132, 544354, 602264, 1088708, 2177416, 3538301, 7076602, 14153204, 28306408]

約数ペア:

[(1, 28306408), (2, 14153204), (4, 7076602), (8, 3538301), (13, 2177416), (26, 1088708), (47, 602264), (52, 544354), (94, 301132), (104, 272177), (188, 150566), (376, 75283), (611, 46328), (1222, 23164), (2444, 11582), (4888, 5791)]