805545

素因数分解:

$3^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1$

素因数の和:53

約数の個数: 56

約数和(自身を含む): 1652616

約数和(自身を除く): 847071

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, 729, 765, 1053, 1105, 1215, 1377, 1755, 1989, 2295, 3159, 3315, 3645, 4131, 5265, 5967, 6885, 9477, 9945, 12393, 15795, 17901, 20655, 29835, 47385, 53703, 61965, 89505, 161109, 268515, 805545]

約数ペア:

[(1, 805545), (3, 268515), (5, 161109), (9, 89505), (13, 61965), (15, 53703), (17, 47385), (27, 29835), (39, 20655), (45, 17901), (51, 15795), (65, 12393), (81, 9945), (85, 9477), (117, 6885), (135, 5967), (153, 5265), (195, 4131), (221, 3645), (243, 3315), (255, 3159), (351, 2295), (405, 1989), (459, 1755), (585, 1377), (663, 1215), (729, 1105), (765, 1053)]