12745495

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{691}}^1$

素因数の和:751

約数の個数: 32

約数和(自身を含む): 19132416

約数和(自身を除く): 6386921

約数列:

[1, 5, 7, 17, 31, 35, 85, 119, 155, 217, 527, 595, 691, 1085, 2635, 3455, 3689, 4837, 11747, 18445, 21421, 24185, 58735, 82229, 107105, 149947, 364157, 411145, 749735, 1820785, 2549099, 12745495]

約数ペア:

[(1, 12745495), (5, 2549099), (7, 1820785), (17, 749735), (31, 411145), (35, 364157), (85, 149947), (119, 107105), (155, 82229), (217, 58735), (527, 24185), (595, 21421), (691, 18445), (1085, 11747), (2635, 4837), (3455, 3689)]