28736408

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{1109}}^1$

素因数の和:1235

約数の個数: 32

約数和(自身を含む): 55944000

約数和(自身を除く): 27207592

約数列:

[1, 2, 4, 8, 41, 79, 82, 158, 164, 316, 328, 632, 1109, 2218, 3239, 4436, 6478, 8872, 12956, 25912, 45469, 87611, 90938, 175222, 181876, 350444, 363752, 700888, 3592051, 7184102, 14368204, 28736408]

約数ペア:

[(1, 28736408), (2, 14368204), (4, 7184102), (8, 3592051), (41, 700888), (79, 363752), (82, 350444), (158, 181876), (164, 175222), (316, 90938), (328, 87611), (632, 45469), (1109, 25912), (2218, 12956), (3239, 8872), (4436, 6478)]