28690179

素因数分解:

$3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{10429}}^1$

素因数の和:10570

約数の個数: 16

約数和(自身を含む): 44056320

約数和(自身を除く): 15366141

約数列:

[1, 3, 7, 21, 131, 393, 917, 2751, 10429, 31287, 73003, 219009, 1366199, 4098597, 9563393, 28690179]

約数ペア:

[(1, 28690179), (3, 9563393), (7, 4098597), (21, 1366199), (131, 219009), (393, 73003), (917, 31287), (2751, 10429)]