1664377

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{113}}^1$

素因数の和:240

約数の個数: 16

約数和(自身を含む): 1991808

約数和(自身を除く): 327431

約数列:

[1, 11, 13, 103, 113, 143, 1133, 1243, 1339, 1469, 11639, 14729, 16159, 128029, 151307, 1664377]

約数ペア:

[(1, 1664377), (11, 151307), (13, 128029), (103, 16159), (113, 14729), (143, 11639), (1133, 1469), (1243, 1339)]