51488385

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{1069}}^1$

素因数の和:1122

約数の個数: 48

約数和(自身を含む): 93988800

約数和(自身を除く): 42500415

約数列:

[1, 3, 5, 13, 15, 19, 39, 57, 65, 95, 169, 195, 247, 285, 507, 741, 845, 1069, 1235, 2535, 3207, 3211, 3705, 5345, 9633, 13897, 16035, 16055, 20311, 41691, 48165, 60933, 69485, 101555, 180661, 208455, 264043, 304665, 541983, 792129, 903305, 1320215, 2709915, 3432559, 3960645, 10297677, 17162795, 51488385]

約数ペア:

[(1, 51488385), (3, 17162795), (5, 10297677), (13, 3960645), (15, 3432559), (19, 2709915), (39, 1320215), (57, 903305), (65, 792129), (95, 541983), (169, 304665), (195, 264043), (247, 208455), (285, 180661), (507, 101555), (741, 69485), (845, 60933), (1069, 48165), (1235, 41691), (2535, 20311), (3207, 16055), (3211, 16035), (3705, 13897), (5345, 9633)]