68311485

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{293}}^1$

素因数の和:475

約数の個数: 64

約数和(自身を含む): 133781760

約数和(自身を除く): 65470275

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 99, 135, 157, 165, 293, 297, 471, 495, 785, 879, 1413, 1465, 1485, 1727, 2355, 2637, 3223, 4239, 4395, 5181, 7065, 7911, 8635, 9669, 13185, 15543, 16115, 21195, 25905, 29007, 39555, 46001, 46629, 48345, 77715, 87021, 138003, 145035, 230005, 233145, 414009, 435105, 506011, 690015, 1242027, 1518033, 2070045, 2530055, 4554099, 6210135, 7590165, 13662297, 22770495, 68311485]

約数ペア:

[(1, 68311485), (3, 22770495), (5, 13662297), (9, 7590165), (11, 6210135), (15, 4554099), (27, 2530055), (33, 2070045), (45, 1518033), (55, 1242027), (99, 690015), (135, 506011), (157, 435105), (165, 414009), (293, 233145), (297, 230005), (471, 145035), (495, 138003), (785, 87021), (879, 77715), (1413, 48345), (1465, 46629), (1485, 46001), (1727, 39555), (2355, 29007), (2637, 25905), (3223, 21195), (4239, 16115), (4395, 15543), (5181, 13185), (7065, 9669), (7911, 8635)]