389745244

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{296159}}^1$

素因数の和:296217

約数の個数: 24

約数和(自身を含む): 796078080

約数和(自身を除く): 406332836

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 658, 1316, 296159, 592318, 1184636, 2073113, 4146226, 8292452, 13919473, 27838946, 55677892, 97436311, 194872622, 389745244]

約数ペア:

[(1, 389745244), (2, 194872622), (4, 97436311), (7, 55677892), (14, 27838946), (28, 13919473), (47, 8292452), (94, 4146226), (188, 2073113), (329, 1184636), (658, 592318), (1316, 296159)]