51173109

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{11821}}^1$

素因数の和:11877

約数の個数: 24

約数和(自身を含む): 81760952

約数和(自身を除く): 30587843

約数列:

[1, 3, 9, 13, 37, 39, 111, 117, 333, 481, 1443, 4329, 11821, 35463, 106389, 153673, 437377, 461019, 1312131, 1383057, 3936393, 5685901, 17057703, 51173109]

約数ペア:

[(1, 51173109), (3, 17057703), (9, 5685901), (13, 3936393), (37, 1383057), (39, 1312131), (111, 461019), (117, 437377), (333, 153673), (481, 106389), (1443, 35463), (4329, 11821)]