8502975

素因数分解:

$3^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1$

素因数の和:71

約数の個数: 120

約数和(自身を含む): 18905040

約数和(自身を除く): 10402065

約数列:

[1, 3, 5, 9, 13, 15, 17, 19, 25, 27, 39, 45, 51, 57, 65, 75, 81, 85, 95, 117, 135, 153, 171, 195, 221, 225, 247, 255, 285, 323, 325, 351, 405, 425, 459, 475, 513, 585, 663, 675, 741, 765, 855, 969, 975, 1053, 1105, 1235, 1275, 1377, 1425, 1539, 1615, 1755, 1989, 2025, 2223, 2295, 2565, 2907, 2925, 3315, 3705, 3825, 4199, 4275, 4845, 5265, 5525, 5967, 6175, 6669, 6885, 7695, 8075, 8721, 8775, 9945, 11115, 11475, 12597, 12825, 14535, 16575, 17901, 18525, 20007, 20995, 24225, 26163, 26325, 29835, 33345, 34425, 37791, 38475, 43605, 49725, 55575, 62985, 72675, 89505, 100035, 104975, 113373, 130815, 149175, 166725, 188955, 218025, 314925, 340119, 447525, 500175, 566865, 654075, 944775, 1700595, 2834325, 8502975]

約数ペア:

[(1, 8502975), (3, 2834325), (5, 1700595), (9, 944775), (13, 654075), (15, 566865), (17, 500175), (19, 447525), (25, 340119), (27, 314925), (39, 218025), (45, 188955), (51, 166725), (57, 149175), (65, 130815), (75, 113373), (81, 104975), (85, 100035), (95, 89505), (117, 72675), (135, 62985), (153, 55575), (171, 49725), (195, 43605), (221, 38475), (225, 37791), (247, 34425), (255, 33345), (285, 29835), (323, 26325), (325, 26163), (351, 24225), (405, 20995), (425, 20007), (459, 18525), (475, 17901), (513, 16575), (585, 14535), (663, 12825), (675, 12597), (741, 11475), (765, 11115), (855, 9945), (969, 8775), (975, 8721), (1053, 8075), (1105, 7695), (1235, 6885), (1275, 6669), (1377, 6175), (1425, 5967), (1539, 5525), (1615, 5265), (1755, 4845), (1989, 4275), (2025, 4199), (2223, 3825), (2295, 3705), (2565, 3315), (2907, 2925)]