213142

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:171

約数の個数: 16

約数和(自身を含む): 345600

約数和(自身を除く): 132458

約数列:

[1, 2, 19, 38, 71, 79, 142, 158, 1349, 1501, 2698, 3002, 5609, 11218, 106571, 213142]

約数ペア:

[(1, 213142), (2, 106571), (19, 11218), (38, 5609), (71, 3002), (79, 2698), (142, 1501), (158, 1349)]