13667555

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1$

素因数の和:116

約数の個数: 48

約数和(自身を含む): 20109600

約数和(自身を除く): 6442045

約数列:

[1, 5, 11, 19, 29, 41, 55, 95, 121, 145, 205, 209, 319, 451, 551, 605, 779, 1045, 1189, 1595, 2255, 2299, 2755, 3509, 3895, 4961, 5945, 6061, 8569, 11495, 13079, 17545, 22591, 24805, 30305, 42845, 65395, 66671, 94259, 112955, 143869, 248501, 333355, 471295, 719345, 1242505, 2733511, 13667555]

約数ペア:

[(1, 13667555), (5, 2733511), (11, 1242505), (19, 719345), (29, 471295), (41, 333355), (55, 248501), (95, 143869), (121, 112955), (145, 94259), (205, 66671), (209, 65395), (319, 42845), (451, 30305), (551, 24805), (605, 22591), (779, 17545), (1045, 13079), (1189, 11495), (1595, 8569), (2255, 6061), (2299, 5945), (2755, 4961), (3509, 3895)]