268515

素因数分解:

$3^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1$

素因数の和:50

約数の個数: 48

約数和(自身を含む): 550368

約数和(自身を除く): 281853

約数列:

[1, 3, 5, 9, 13, 15, 17, 27, 39, 45, 51, 65, 81, 85, 117, 135, 153, 195, 221, 243, 255, 351, 405, 459, 585, 663, 765, 1053, 1105, 1215, 1377, 1755, 1989, 2295, 3159, 3315, 4131, 5265, 5967, 6885, 9945, 15795, 17901, 20655, 29835, 53703, 89505, 268515]

約数ペア:

[(1, 268515), (3, 89505), (5, 53703), (9, 29835), (13, 20655), (15, 17901), (17, 15795), (27, 9945), (39, 6885), (45, 5967), (51, 5265), (65, 4131), (81, 3315), (85, 3159), (117, 2295), (135, 1989), (153, 1755), (195, 1377), (221, 1215), (243, 1105), (255, 1053), (351, 765), (405, 663), (459, 585)]