290439149

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{15271}}^1$

素因数の和:15321

約数の個数: 32

約数和(自身を含む): 410511360

約数和(自身を除く): 120072211

約数列:

[1, 7, 11, 13, 19, 77, 91, 133, 143, 209, 247, 1001, 1463, 1729, 2717, 15271, 19019, 106897, 167981, 198523, 290149, 1175867, 1389661, 2031043, 2183753, 3191639, 3771937, 15286271, 22341473, 26403559, 41491307, 290439149]

約数ペア:

[(1, 290439149), (7, 41491307), (11, 26403559), (13, 22341473), (19, 15286271), (77, 3771937), (91, 3191639), (133, 2183753), (143, 2031043), (209, 1389661), (247, 1175867), (1001, 290149), (1463, 198523), (1729, 167981), (2717, 106897), (15271, 19019)]