5221125

素因数分解:

$3^3\times 5^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1$

素因数の和:61

約数の個数: 128

約数和(自身を含む): 12579840

約数和(自身を除く): 7358715

約数列:

[1, 3, 5, 7, 9, 13, 15, 17, 21, 25, 27, 35, 39, 45, 51, 63, 65, 75, 85, 91, 105, 117, 119, 125, 135, 153, 175, 189, 195, 221, 225, 255, 273, 315, 325, 351, 357, 375, 425, 455, 459, 525, 585, 595, 663, 675, 765, 819, 875, 945, 975, 1071, 1105, 1125, 1275, 1365, 1547, 1575, 1625, 1755, 1785, 1989, 2125, 2275, 2295, 2457, 2625, 2925, 2975, 3213, 3315, 3375, 3825, 4095, 4641, 4725, 4875, 5355, 5525, 5967, 6375, 6825, 7735, 7875, 8775, 8925, 9945, 11375, 11475, 12285, 13923, 14625, 14875, 16065, 16575, 19125, 20475, 23205, 23625, 26775, 27625, 29835, 34125, 38675, 41769, 43875, 44625, 49725, 57375, 61425, 69615, 80325, 82875, 102375, 116025, 133875, 149175, 193375, 208845, 248625, 307125, 348075, 401625, 580125, 745875, 1044225, 1740375, 5221125]

約数ペア:

[(1, 5221125), (3, 1740375), (5, 1044225), (7, 745875), (9, 580125), (13, 401625), (15, 348075), (17, 307125), (21, 248625), (25, 208845), (27, 193375), (35, 149175), (39, 133875), (45, 116025), (51, 102375), (63, 82875), (65, 80325), (75, 69615), (85, 61425), (91, 57375), (105, 49725), (117, 44625), (119, 43875), (125, 41769), (135, 38675), (153, 34125), (175, 29835), (189, 27625), (195, 26775), (221, 23625), (225, 23205), (255, 20475), (273, 19125), (315, 16575), (325, 16065), (351, 14875), (357, 14625), (375, 13923), (425, 12285), (455, 11475), (459, 11375), (525, 9945), (585, 8925), (595, 8775), (663, 7875), (675, 7735), (765, 6825), (819, 6375), (875, 5967), (945, 5525), (975, 5355), (1071, 4875), (1105, 4725), (1125, 4641), (1275, 4095), (1365, 3825), (1547, 3375), (1575, 3315), (1625, 3213), (1755, 2975), (1785, 2925), (1989, 2625), (2125, 2457), (2275, 2295)]