205657101

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1\times {\mathrm{251}}^1$

素因数の和:466

約数の個数: 48

約数和(自身を含む): 330220800

約数和(自身を除く): 124563699

約数列:

[1, 3, 9, 13, 39, 47, 117, 141, 149, 251, 423, 447, 611, 753, 1341, 1833, 1937, 2259, 3263, 5499, 5811, 7003, 9789, 11797, 17433, 21009, 29367, 35391, 37399, 63027, 91039, 106173, 112197, 153361, 273117, 336591, 460083, 486187, 819351, 1380249, 1458561, 1757753, 4375683, 5273259, 15819777, 22850789, 68552367, 205657101]

約数ペア:

[(1, 205657101), (3, 68552367), (9, 22850789), (13, 15819777), (39, 5273259), (47, 4375683), (117, 1757753), (141, 1458561), (149, 1380249), (251, 819351), (423, 486187), (447, 460083), (611, 336591), (753, 273117), (1341, 153361), (1833, 112197), (1937, 106173), (2259, 91039), (3263, 63027), (5499, 37399), (5811, 35391), (7003, 29367), (9789, 21009), (11797, 17433)]