163949457

素因数分解:

$3^1\times 7^1\times {\mathrm{1427}}^1\times {\mathrm{5471}}^1$

素因数の和:6908

約数の個数: 16

約数和(自身を含む): 250048512

約数和(自身を除く): 86099055

約数列:

[1, 3, 7, 21, 1427, 4281, 5471, 9989, 16413, 29967, 38297, 114891, 7807117, 23421351, 54649819, 163949457]

約数ペア:

[(1, 163949457), (3, 54649819), (7, 23421351), (21, 7807117), (1427, 114891), (4281, 38297), (5471, 29967), (9989, 16413)]