81739939

素因数分解:

${\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{193}}^1$

素因数の和:438

約数の個数: 16

約数和(自身を含む): 85735584

約数和(自身を除く): 3995645

約数列:

[1, 53, 61, 131, 193, 3233, 6943, 7991, 10229, 11773, 25283, 423523, 623969, 1339999, 1542263, 81739939]

約数ペア:

[(1, 81739939), (53, 1542263), (61, 1339999), (131, 623969), (193, 423523), (3233, 25283), (6943, 11773), (7991, 10229)]