81635853

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{7243}}^1$

素因数の和:7293

約数の個数: 24

約数和(自身を含む): 124538848

約数和(自身を除く): 42902995

約数列:

[1, 3, 13, 17, 39, 51, 221, 289, 663, 867, 3757, 7243, 11271, 21729, 94159, 123131, 282477, 369393, 1600703, 2093227, 4802109, 6279681, 27211951, 81635853]

約数ペア:

[(1, 81635853), (3, 27211951), (13, 6279681), (17, 4802109), (39, 2093227), (51, 1600703), (221, 369393), (289, 282477), (663, 123131), (867, 94159), (3757, 21729), (7243, 11271)]