28641963

素因数分解:

$3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{23117}}^1$

素因数の和:23186

約数の個数: 16

約数和(自身を含む): 44386560

約数和(自身を除く): 15744597

約数列:

[1, 3, 7, 21, 59, 177, 413, 1239, 23117, 69351, 161819, 485457, 1363903, 4091709, 9547321, 28641963]

約数ペア:

[(1, 28641963), (3, 9547321), (7, 4091709), (21, 1363903), (59, 485457), (177, 161819), (413, 69351), (1239, 23117)]