1289367044

素因数分解:

$2^2\times 7^1\times {\mathrm{1997}}^1\times {\mathrm{23059}}^1$

素因数の和:25067

約数の個数: 24

約数和(自身を含む): 2580137280

約数和(自身を除く): 1290770236

約数列:

[1, 2, 4, 7, 14, 28, 1997, 3994, 7988, 13979, 23059, 27958, 46118, 55916, 92236, 161413, 322826, 645652, 46048823, 92097646, 184195292, 322341761, 644683522, 1289367044]

約数ペア:

[(1, 1289367044), (2, 644683522), (4, 322341761), (7, 184195292), (14, 92097646), (28, 46048823), (1997, 645652), (3994, 322826), (7988, 161413), (13979, 92236), (23059, 55916), (27958, 46118)]