402248497

素因数分解:

$7^2\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{1747}}^1$

素因数の和:1925

約数の個数: 24

約数和(自身を含む): 484629504

約数和(自身を除く): 82381007

約数列:

[1, 7, 37, 49, 127, 259, 889, 1747, 1813, 4699, 6223, 12229, 32893, 64639, 85603, 221869, 230251, 452473, 1553083, 3167311, 8209153, 10871581, 57464071, 402248497]

約数ペア:

[(1, 402248497), (7, 57464071), (37, 10871581), (49, 8209153), (127, 3167311), (259, 1553083), (889, 452473), (1747, 230251), (1813, 221869), (4699, 85603), (6223, 64639), (12229, 32893)]