131558147

素因数分解:

$7^1\times {\mathrm{19}}^2\times {\mathrm{79}}^1\times {\mathrm{659}}^1$

素因数の和:783

約数の個数: 24

約数和(自身を含む): 160934400

約数和(自身を除く): 29376253

約数列:

[1, 7, 19, 79, 133, 361, 553, 659, 1501, 2527, 4613, 10507, 12521, 28519, 52061, 87647, 199633, 237899, 364427, 989159, 1665293, 6924113, 18794021, 131558147]

約数ペア:

[(1, 131558147), (7, 18794021), (19, 6924113), (79, 1665293), (133, 989159), (361, 364427), (553, 237899), (659, 199633), (1501, 87647), (2527, 52061), (4613, 28519), (10507, 12521)]