128172

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{971}}^1$

素因数の和:989

約数の個数: 24

約数和(自身を含む): 326592

約数和(自身を除く): 198420

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 971, 1942, 2913, 3884, 5826, 10681, 11652, 21362, 32043, 42724, 64086, 128172]

約数ペア:

[(1, 128172), (2, 64086), (3, 42724), (4, 32043), (6, 21362), (11, 11652), (12, 10681), (22, 5826), (33, 3884), (44, 2913), (66, 1942), (132, 971)]