25632257

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:189

約数の個数: 32

約数和(自身を含む): 32169984

約数和(自身を除く): 6537727

約数列:

[1, 7, 31, 41, 43, 67, 217, 287, 301, 469, 1271, 1333, 1763, 2077, 2747, 2881, 8897, 9331, 12341, 14539, 19229, 20167, 54653, 85157, 89311, 118121, 382571, 596099, 625177, 826847, 3661751, 25632257]

約数ペア:

[(1, 25632257), (7, 3661751), (31, 826847), (41, 625177), (43, 596099), (67, 382571), (217, 118121), (287, 89311), (301, 85157), (469, 54653), (1271, 20167), (1333, 19229), (1763, 14539), (2077, 12341), (2747, 9331), (2881, 8897)]