64940447

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{181}}^1\times {\mathrm{193}}^1$

素因数の和:411

約数の個数: 24

約数和(自身を含む): 77536368

約数和(自身を除く): 12595921

約数列:

[1, 11, 13, 143, 169, 181, 193, 1859, 1991, 2123, 2353, 2509, 25883, 27599, 30589, 32617, 34933, 336479, 358787, 384263, 454129, 4995419, 5903677, 64940447]

約数ペア:

[(1, 64940447), (11, 5903677), (13, 4995419), (143, 454129), (169, 384263), (181, 358787), (193, 336479), (1859, 34933), (1991, 32617), (2123, 30589), (2353, 27599), (2509, 25883)]