195321

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:212

約数の個数: 16

約数和(自身を含む): 304128

約数和(自身を除く): 108807

約数列:

[1, 3, 7, 21, 71, 131, 213, 393, 497, 917, 1491, 2751, 9301, 27903, 65107, 195321]

約数ペア:

[(1, 195321), (3, 65107), (7, 27903), (21, 9301), (71, 2751), (131, 1491), (213, 917), (393, 497)]