81121909

素因数分解:

${\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{349}}^1$

素因数の和:501

約数の個数: 24

約数和(自身を含む): 95520600

約数和(自身を除く): 14398691

約数列:

[1, 11, 17, 113, 121, 187, 349, 1243, 1921, 2057, 3839, 5933, 13673, 21131, 39437, 42229, 65263, 232441, 433807, 670429, 717893, 4771877, 7374719, 81121909]

約数ペア:

[(1, 81121909), (11, 7374719), (17, 4771877), (113, 717893), (121, 670429), (187, 433807), (349, 232441), (1243, 65263), (1921, 42229), (2057, 39437), (3839, 21131), (5933, 13673)]