81966687

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{1367}}^1$

素因数の和:1483

約数の個数: 32

約数和(自身を含む): 126074880

約数和(自身を除く): 44108193

約数列:

[1, 3, 11, 23, 33, 69, 79, 237, 253, 759, 869, 1367, 1817, 2607, 4101, 5451, 15037, 19987, 31441, 45111, 59961, 94323, 107993, 323979, 345851, 1037553, 1187923, 2483839, 3563769, 7451517, 27322229, 81966687]

約数ペア:

[(1, 81966687), (3, 27322229), (11, 7451517), (23, 3563769), (33, 2483839), (69, 1187923), (79, 1037553), (237, 345851), (253, 323979), (759, 107993), (869, 94323), (1367, 59961), (1817, 45111), (2607, 31441), (4101, 19987), (5451, 15037)]