81912454

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{59443}}^1$

素因数の和:59511

約数の個数: 16

約数和(自身を含む): 134818992

約数和(自身を除く): 52906538

約数列:

[1, 2, 13, 26, 53, 106, 689, 1378, 59443, 118886, 772759, 1545518, 3150479, 6300958, 40956227, 81912454]

約数ペア:

[(1, 81912454), (2, 40956227), (13, 6300958), (26, 3150479), (53, 1545518), (106, 772759), (689, 118886), (1378, 59443)]