7249905

素因数分解:

$3^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1$

素因数の和:59

約数の個数: 72

約数和(自身を含む): 14879592

約数和(自身を除く): 7629687

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, 2187, 2295, 3159, 3315, 3645, 4131, 5265, 5967, 6561, 6885, 9477, 9945, 10935, 12393, 15795, 17901, 20655, 28431, 29835, 32805, 37179, 47385, 53703, 61965, 85293, 89505, 111537, 142155, 161109, 185895, 268515, 426465, 483327, 557685, 805545, 1449981, 2416635, 7249905]

約数ペア:

[(1, 7249905), (3, 2416635), (5, 1449981), (9, 805545), (13, 557685), (15, 483327), (17, 426465), (27, 268515), (39, 185895), (45, 161109), (51, 142155), (65, 111537), (81, 89505), (85, 85293), (117, 61965), (135, 53703), (153, 47385), (195, 37179), (221, 32805), (243, 29835), (255, 28431), (351, 20655), (405, 17901), (459, 15795), (585, 12393), (663, 10935), (729, 9945), (765, 9477), (1053, 6885), (1105, 6561), (1215, 5967), (1377, 5265), (1755, 4131), (1989, 3645), (2187, 3315), (2295, 3159)]