25685639

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{2887}}^1$

素因数の和:2966

約数の個数: 16

約数和(自身を含む): 31051776

約数和(自身を除く): 5366137

約数列:

[1, 7, 31, 41, 217, 287, 1271, 2887, 8897, 20209, 89497, 118367, 626479, 828569, 3669377, 25685639]

約数ペア:

[(1, 25685639), (7, 3669377), (31, 828569), (41, 626479), (217, 118367), (287, 89497), (1271, 20209), (2887, 8897)]