26521411

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:211

約数の個数: 32

約数和(自身を含む): 33758208

約数和(自身を除く): 7236797

約数列:

[1, 7, 17, 43, 71, 73, 119, 301, 497, 511, 731, 1207, 1241, 3053, 3139, 5117, 5183, 8449, 8687, 21371, 21973, 36281, 51901, 53363, 88111, 222869, 363307, 373541, 616777, 1560083, 3788773, 26521411]

約数ペア:

[(1, 26521411), (7, 3788773), (17, 1560083), (43, 616777), (71, 373541), (73, 363307), (119, 222869), (301, 88111), (497, 53363), (511, 51901), (731, 36281), (1207, 21973), (1241, 21371), (3053, 8687), (3139, 8449), (5117, 5183)]