28006965

素因数分解:

$3^5\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1$

素因数の和:153

約数の個数: 96

約数和(自身を含む): 59754240

約数和(自身を除く): 31747275

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 37, 45, 63, 81, 89, 105, 111, 135, 185, 189, 243, 259, 267, 315, 333, 405, 445, 555, 567, 623, 777, 801, 945, 999, 1215, 1295, 1335, 1665, 1701, 1869, 2331, 2403, 2835, 2997, 3115, 3293, 3885, 4005, 4995, 5607, 6993, 7209, 8505, 8991, 9345, 9879, 11655, 12015, 14985, 16465, 16821, 20979, 21627, 23051, 28035, 29637, 34965, 36045, 44955, 49395, 50463, 62937, 69153, 84105, 88911, 104895, 108135, 115255, 148185, 151389, 207459, 252315, 266733, 314685, 345765, 444555, 622377, 756945, 800199, 1037295, 1333665, 1867131, 3111885, 4000995, 5601393, 9335655, 28006965]

約数ペア:

[(1, 28006965), (3, 9335655), (5, 5601393), (7, 4000995), (9, 3111885), (15, 1867131), (21, 1333665), (27, 1037295), (35, 800199), (37, 756945), (45, 622377), (63, 444555), (81, 345765), (89, 314685), (105, 266733), (111, 252315), (135, 207459), (185, 151389), (189, 148185), (243, 115255), (259, 108135), (267, 104895), (315, 88911), (333, 84105), (405, 69153), (445, 62937), (555, 50463), (567, 49395), (623, 44955), (777, 36045), (801, 34965), (945, 29637), (999, 28035), (1215, 23051), (1295, 21627), (1335, 20979), (1665, 16821), (1701, 16465), (1869, 14985), (2331, 12015), (2403, 11655), (2835, 9879), (2997, 9345), (3115, 8991), (3293, 8505), (3885, 7209), (4005, 6993), (4995, 5607)]