123454942

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{66877}}^1$

素因数の和:66963

約数の個数: 16

約数和(自身を含む): 202239072

約数和(自身を除く): 78784130

約数列:

[1, 2, 13, 26, 71, 142, 923, 1846, 66877, 133754, 869401, 1738802, 4748267, 9496534, 61727471, 123454942]

約数ペア:

[(1, 123454942), (2, 61727471), (13, 9496534), (26, 4748267), (71, 1738802), (142, 869401), (923, 133754), (1846, 66877)]