431389738

素因数分解:

$2^1\times {\mathrm{13}}^3\times {\mathrm{31}}^1\times {\mathrm{3167}}^1$

素因数の和:3239

約数の個数: 32

約数和(自身を含む): 723824640

約数和(自身を除く): 292434902

約数列:

[1, 2, 13, 26, 31, 62, 169, 338, 403, 806, 2197, 3167, 4394, 5239, 6334, 10478, 41171, 68107, 82342, 98177, 136214, 196354, 535223, 1070446, 1276301, 2552602, 6957899, 13915798, 16591913, 33183826, 215694869, 431389738]

約数ペア:

[(1, 431389738), (2, 215694869), (13, 33183826), (26, 16591913), (31, 13915798), (62, 6957899), (169, 2552602), (338, 1276301), (403, 1070446), (806, 535223), (2197, 196354), (3167, 136214), (4394, 98177), (5239, 82342), (6334, 68107), (10478, 41171)]