89661019

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{491}}^1\times {\mathrm{1373}}^1$

素因数の和:1890

約数の個数: 16

約数和(自身を含む): 108161280

約数和(自身を除く): 18500261

約数列:

[1, 7, 19, 133, 491, 1373, 3437, 9329, 9611, 26087, 65303, 182609, 674143, 4719001, 12808717, 89661019]

約数ペア:

[(1, 89661019), (7, 12808717), (19, 4719001), (133, 674143), (491, 182609), (1373, 65303), (3437, 26087), (9329, 9611)]