200947901

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{443}}^1$

素因数の和:641

約数の個数: 32

約数和(自身を含む): 258812928

約数和(自身を除く): 57865027

約数列:

[1, 7, 11, 43, 77, 137, 301, 443, 473, 959, 1507, 3101, 3311, 4873, 5891, 10549, 19049, 34111, 41237, 60691, 64801, 133343, 209539, 424837, 453607, 667601, 1466773, 2609713, 4673207, 18267991, 28706843, 200947901]

約数ペア:

[(1, 200947901), (7, 28706843), (11, 18267991), (43, 4673207), (77, 2609713), (137, 1466773), (301, 667601), (443, 453607), (473, 424837), (959, 209539), (1507, 133343), (3101, 64801), (3311, 60691), (4873, 41237), (5891, 34111), (10549, 19049)]