131458587

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{4327}}^1$

素因数の和:4403

約数の個数: 32

約数和(自身を含む): 203589120

約数和(自身を除く): 72130533

約数列:

[1, 3, 13, 19, 39, 41, 57, 123, 247, 533, 741, 779, 1599, 2337, 4327, 10127, 12981, 30381, 56251, 82213, 168753, 177407, 246639, 532221, 1068769, 2306291, 3206307, 3370733, 6918873, 10112199, 43819529, 131458587]

約数ペア:

[(1, 131458587), (3, 43819529), (13, 10112199), (19, 6918873), (39, 3370733), (41, 3206307), (57, 2306291), (123, 1068769), (247, 532221), (533, 246639), (741, 177407), (779, 168753), (1599, 82213), (2337, 56251), (4327, 30381), (10127, 12981)]