199994805

素因数分解:

$3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{40039}}^1$

素因数の和:40090

約数の個数: 32

約数和(自身を含む): 365164800

約数和(自身を除く): 165169995

約数列:

[1, 3, 5, 9, 15, 27, 37, 45, 111, 135, 185, 333, 555, 999, 1665, 4995, 40039, 120117, 200195, 360351, 600585, 1081053, 1481443, 1801755, 4444329, 5405265, 7407215, 13332987, 22221645, 39998961, 66664935, 199994805]

約数ペア:

[(1, 199994805), (3, 66664935), (5, 39998961), (9, 22221645), (15, 13332987), (27, 7407215), (37, 5405265), (45, 4444329), (111, 1801755), (135, 1481443), (185, 1081053), (333, 600585), (555, 360351), (999, 200195), (1665, 120117), (4995, 40039)]