71664974

素因数分解:

$2^1\times {\mathrm{29}}^2\times {\mathrm{137}}^1\times {\mathrm{311}}^1$

素因数の和:508

約数の個数: 24

約数和(自身を含む): 112505328

約数和(自身を除く): 40840354

約数列:

[1, 2, 29, 58, 137, 274, 311, 622, 841, 1682, 3973, 7946, 9019, 18038, 42607, 85214, 115217, 230434, 261551, 523102, 1235603, 2471206, 35832487, 71664974]

約数ペア:

[(1, 71664974), (2, 35832487), (29, 2471206), (58, 1235603), (137, 523102), (274, 261551), (311, 230434), (622, 115217), (841, 85214), (1682, 42607), (3973, 18038), (7946, 9019)]