20161359

素因数分解:

$3^3\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{193}}^1$

素因数の和:328

約数の個数: 32

約数和(自身を含む): 31008960

約数和(自身を除く): 10847601

約数列:

[1, 3, 9, 27, 53, 73, 159, 193, 219, 477, 579, 657, 1431, 1737, 1971, 3869, 5211, 10229, 11607, 14089, 30687, 34821, 42267, 92061, 104463, 126801, 276183, 380403, 746717, 2240151, 6720453, 20161359]

約数ペア:

[(1, 20161359), (3, 6720453), (9, 2240151), (27, 746717), (53, 380403), (73, 276183), (159, 126801), (193, 104463), (219, 92061), (477, 42267), (579, 34821), (657, 30687), (1431, 14089), (1737, 11607), (1971, 10229), (3869, 5211)]